Expired: Win a year’s subscription to How It Works magazine! by Scott Dutfield · 09/04/2021 </div> </div> </div> </div> </div> </div> </div> </div> </section> <section class="elementor-section elementor-top-section elementor-element elementor-element-e88e66b elementor-section-boxed elementor-section-height-default elementor-section-height-default" data-id="e88e66b" data-element_type="section"> <div class="elementor-container elementor-column-gap-default"> <div class="elementor-row"> <div class="elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c49e28f" data-id="c49e28f" data-element_type="column"> <div class="elementor-column-wrap elementor-element-populated"> <div class="elementor-widget-wrap"> <div class="elementor-element elementor-element-6d128c8 elementor-widget elementor-widget-text-editor" data-id="6d128c8" data-element_type="widget" data-widget_type="text-editor.default"> <div class="elementor-widget-container"> <div class="elementor-text-editor elementor-clearfix"> <p> </p><hr /><p>For more science and technology articles, pick up the latest copy of <strong>How It Works</strong> from all good retailers or from our <strong><a href="https://www.myfavouritemagazines.co.uk/how-it-works-print-back-issues/">website</a> </strong>now. If you have a tablet or smartphone, you can also download the digital version onto your <strong><a href="https://itunes.apple.com/gb/app/how-it-works-magazine-science/id471270590?mt=8">iOS</a> </strong>or <strong><a href="https://play.google.com/store/newsstand/details/How_It_Works?id=CAowr9HnAw&hl=en">Android</a> </strong>device. To make sure you never miss an issue of How It Works magazine, <a href="https://www.myfavouritemagazines.co.uk/knowledge/how-it-works-magazine-subscription/"><strong>subscribe today</strong>!</a></p> </div> </div> </div> </div> </div> </div> </div> </div> </section> </div> </div> </div> <nav class="pagination group"> </nav><!--/.pagination--> </div> <div class="clear"></div> </div><!--/.entry--> </div><!--/.post-inner--> </article><!--/.post--> <div class="clear"></div> </div><!--/.hu-pad--> </main><!--/.content--> <div class="sidebar s1 collapsed" data-position="left" data-layout="col-3cm" data-sb-id="s1"> <button class="sidebar-toggle" title="Expand Sidebar"><i class="fas sidebar-toggle-arrows"></i></button> <div class="sidebar-content"> <div class="sidebar-top group"> <p>Follow:</p> <ul class="social-links"><li><a rel="nofollow noopener noreferrer" class="social-tooltip" title="Follow us on Tiktok" aria-label="Follow us on Tiktok" href="https://www.tiktok.com/@howitworks_official?_t=8lehiEvKHHF&_r=1" target="_blank" ><i class="fab fa-tiktok"></i></a></li><li><a rel="nofollow noopener noreferrer" class="social-tooltip" title="Follow us on Instagram" aria-label="Follow us on Instagram" href="https://www.instagram.com/howitworksmag/" target="_blank" ><i class="fab fa-instagram"></i></a></li><li><a rel="nofollow noopener noreferrer" class="social-tooltip" title="Email us" aria-label="Email us" href="mailto:howitworks@futurenet.com" target="_blank" style="color:#f1f5ef"><i class="fas fa-envelope"></i></a></li><li><a rel="nofollow noopener noreferrer" class="social-tooltip" title="Get digital edition on the App Store" aria-label="Get digital edition on the App Store" href="https://itunes.apple.com/gb/app/how-it-works-digital-edition/id471270590?mt=8" target="_blank" style="color:#f1f5ef"><i class="fab fa-apple"></i></a></li><li><a rel="nofollow noopener noreferrer" class="social-tooltip" title="Follow us on Twitter" aria-label="Follow us on Twitter" href="https://twitter.com/HowItWorksmag" target="_blank" style="color:#f1f5ef"><i class="fab fa-twitter"></i></a></li><li><a rel="nofollow noopener noreferrer" class="social-tooltip" title="Follow us on Facebook" aria-label="Follow us on Facebook" href="https://www.facebook.com/HowItWorksMagazine" target="_blank" style="color:#f1f5ef"><i class="fab fa-facebook-f (alias)"></i></a></li></ul> </div> <div id="alxposts-9" class="widget widget_hu_posts"> <h3 class="widget-title">Enter our latest competition</h3> <ul class="alx-posts group thumbs-enabled"> <li> <div class="post-item-thumbnail"> <a href="https://www.howitworksdaily.com/win-a-pc-gaming-bundle-worth-over-200/"> <img width="520" height="245" src="https://www.howitworksdaily.com/wp-content/uploads/2024/04/hiw189_comp-520x245.jpg" class="attachment-thumb-medium size-thumb-medium wp-post-image" alt="" decoding="async" loading="lazy" /> </a> </div> <div class="post-item-inner group"> <p class="post-item-category"><a href="https://www.howitworksdaily.com/category/competitions/" rel="category tag">Competition</a></p> <p class="post-item-title"><a href="https://www.howitworksdaily.com/win-a-pc-gaming-bundle-worth-over-200/" rel="bookmark">Win a PC gaming bundle worth over £200!</a></p> <p class="post-item-date">11/04/2024</p> </div> </li> </ul><!--/.alx-posts--> </div> <div id="text-6" class="widget widget_text"> <div class="textwidget"><div class="deskadd"><!-- desc--><!-- HIW_Standard_MPU1 --> <div id="div-gpt-ad-hiw_standard_mpu1" class="div-gpt-ad-hiw_standard_mpu1 HIW_Standard_MPU1 dfp_ad_pos"> <script type='text/javascript'> googletag.cmd.push(function () { googletag.display('div-gpt-ad-hiw_standard_mpu1'); }); </script> </div> </div> <div class="formibadd"><!-- mobile--><!-- HIW_Mobile_MPU1 --> <div id="div-gpt-ad-hiw_mobile_mpu1" class="div-gpt-ad-hiw_mobile_mpu1 HIW_Mobile_MPU1 dfp_ad_pos"> <script type='text/javascript'> googletag.cmd.push(function () { googletag.display('div-gpt-ad-hiw_mobile_mpu1'); }); </script> </div> </div> </div> </div> </div><!--/.sidebar-content--> </div><!--/.sidebar--> <div class="sidebar s2 collapsed" data-position="right" data-layout="col-3cm" data-sb-id="s2"> <button class="sidebar-toggle" title="Expand Sidebar"><i class="fas sidebar-toggle-arrows"></i></button> <div class="sidebar-content"> <div class="sidebar-top group"> <p>More</p> </div> <ul class="post-nav group"> <li class="next"><strong>Next story </strong><a href="https://www.howitworksdaily.com/top-5-genetically-modified-fruits/" rel="next"><i class="fas fa-chevron-right"></i><span>Top 5 genetically modified fruits</span></a></li> <li class="previous"><strong>Previous story </strong><a href="https://www.howitworksdaily.com/how-to-make-a-tea-light-turbine/" rel="prev"><i class="fas fa-chevron-left"></i><span>How to make a tea light turbine</span></a></li> </ul> <div id="custom_html-13" class="widget_text widget widget_custom_html"><h3 class="widget-title">Get the new issue</h3><div class="textwidget custom-html-widget"><div class="col-xlg-3 col-lg-4 col-md-6 col-sm-6" style="position: center; left: 0px; top: 100px;"><div id="ip_productwidget" class="ip_productwidget row"> <div class="col-6"> <a href="https://www.magazinesdirect.com/az-single-issues/6936989/how-it-works-magazine-single-issue.thtml" class="WidgetImage"> <img src="https://www.magazinesdirect.com/article_images/articledir_13873/6936989/73_articlefull.jpg" alt="How It Works Issue 189"> <img </a> </div> <div class="col-6"> <strong><p style="font-size:125%;text-align:center" <a class="offer" href="https://www.magazinesdirect.com/az-single-issues/6936989/how-it-works-magazine-single-issue.thtml">On sale now</p></strong> <br> <a href="https://www.magazinesdirect.com/az-single-issues/6936989/how-it-works-magazine-single-issue.thtml" target="_blank" class="btn btn-primary" style="font-size:14px;display:block;background-color:#2C3E50;border-color:#2C3E50;color:#FFF;text-align:center" rel="noopener">Buy Online</a> <br> <a href="https://www.magazinesdirect.com/az-magazines/6936539/how-it-works-magazine-subscription.thtml" target="_blank" class="btn btn-primary" style="font-size:14px;display:block;background-color:#2C3E50;border-color:#2C3E50;color:#FFF;text-align:center" rel="noopener">Subscribe Now</a> <br> </div> </div> </div></div></div><div id="do-etfw-9" class="widget widget-do-etfw"> <h3 class="widget-title">Follow How It Works on twitter</h3> <a class="twitter-timeline" data-height="400" data-theme="light" data-link-color="#3b94d9" data-border-color="#f5f5f5" href="https://twitter.com/HowItWorksMag">Tweets by @HowItWorksMag</a> </div><div id="media_image-56" class="widget widget_media_image"><h3 class="widget-title">Fast facts on Instagram (@howitworksmag)</h3><a href="https://www.instagram.com/howitworksmag/"><img width="450" height="450" src="https://www.howitworksdaily.com/wp-content/uploads/2023/06/Screenshot-2023-06-09-at-08.40.04-450x450.png" class="image wp-image-39363 attachment-medium size-medium" alt="" style="max-width: 100%; height: auto;" decoding="async" loading="lazy" srcset="https://www.howitworksdaily.com/wp-content/uploads/2023/06/Screenshot-2023-06-09-at-08.40.04-450x450.png 450w, https://www.howitworksdaily.com/wp-content/uploads/2023/06/Screenshot-2023-06-09-at-08.40.04-1024x1021.png 1024w, https://www.howitworksdaily.com/wp-content/uploads/2023/06/Screenshot-2023-06-09-at-08.40.04-200x200.png 200w, https://www.howitworksdaily.com/wp-content/uploads/2023/06/Screenshot-2023-06-09-at-08.40.04-1536x1531.png 1536w, https://www.howitworksdaily.com/wp-content/uploads/2023/06/Screenshot-2023-06-09-at-08.40.04-80x80.png 80w, https://www.howitworksdaily.com/wp-content/uploads/2023/06/Screenshot-2023-06-09-at-08.40.04-320x320.png 320w, https://www.howitworksdaily.com/wp-content/uploads/2023/06/Screenshot-2023-06-09-at-08.40.04.png 1924w" sizes="(max-width: 450px) 100vw, 450px" /></a></div> </div><!--/.sidebar-content--> </div><!--/.sidebar--> </div><!--/.main-inner--> </div><!--/.main--> </div><!--/.container-inner--> </div><!--/.container--> <footer id="footer"> <nav class="nav-container group" id="nav-footer" data-menu-id="footer-4" data-menu-scrollable="false"> <!-- <div class="ham__navbar-toggler collapsed" aria-expanded="false"> <div class="ham__navbar-span-wrapper"> <span class="ham-toggler-menu__span"></span> </div> </div> --> <button class="ham__navbar-toggler-two collapsed" title="Menu" aria-expanded="false"> <span class="ham__navbar-span-wrapper"> <span class="line line-1"></span> <span class="line line-2"></span> <span class="line line-3"></span> </span> </button> <div class="nav-text"></div> <div class="nav-wrap"> <ul id="menu-product-menu-1" class="nav container group"><li class="menu-item menu-item-type-post_type menu-item-object-page menu-item-33101"><a href="https://www.howitworksdaily.com/about/">About How It Works</a></li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-9627"><a target="_blank" rel="noopener" href="https://www.myfavouritemagazines.co.uk/knowledge/how-it-works-magazine-subscription/?utm_source=howitworks.com&utm_medium=magazines&utm_campaign=magazines&utm_content=tab">Subscribe</a></li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-30930"><a target="_blank" rel="noopener" href="https://www.myfavouritemagazines.co.uk/knowledge/how-it-works-magazine-subscription/?utm_source=howitworks.com&utm_medium=magazines&utm_campaign=magazines&utm_content=tab">Subscription Offers</a></li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-11840"><a target="_blank" rel="noopener" href="https://www.myfavouritemagazines.co.uk/how-it-works-print-back-issues/?utm_source=howitworks.com&utm_medium=magazines&utm_campaign=magazines&utm_content=tab">Back issues</a></li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-9625"><a target="_blank" rel="noopener" href="https://www.myfavouritemagazines.co.uk/knowledge-guides-and-specials/?utm_source=howitworks.com&utm_medium=magazines&utm_campaign=magazines&utm_content=tab">Bookazines</a></li> <li class="menu-item menu-item-type-post_type menu-item-object-page menu-item-33102"><a href="https://www.howitworksdaily.com/newsletter/">Sign up to our newsletter!</a></li> <li class="menu-item menu-item-type-custom menu-item-object-custom menu-item-39563"><a target="_blank" rel="noopener" href="https://futureplc.com/privacy-policy/">Privacy Policy</a></li> <li class="privacy-settings-link menu-item menu-item-type-custom menu-item-object-custom menu-item-39564"><a href="#">Privacy Settings</a></li> </ul> </div> </nav><!--/#nav-footer--> <section class="container" id="footer-bottom"> <div class="container-inner"> <a id="back-to-top" href="#"><i class="fas fa-angle-up"></i></a> <div class="hu-pad group"> <div class="grid one-half"> <div id="copyright"> <p>How It Works © 2024. All Rights Reserved.</p> </div><!--/#copyright--> <div id="credit" style=""> <p>Powered by <a class="fab fa-wordpress" title="Powered by WordPress" href="https://wordpress.org/" target="_blank" rel="noopener noreferrer"></a> - Designed with the <a href="https://presscustomizr.com/hueman/" title="Hueman theme">Hueman theme</a></p> </div><!--/#credit--> </div> <div class="grid one-half last"> <ul class="social-links"><li><a rel="nofollow noopener noreferrer" class="social-tooltip" title="Follow us on Tiktok" aria-label="Follow us on Tiktok" href="https://www.tiktok.com/@howitworks_official?_t=8lehiEvKHHF&_r=1" target="_blank" ><i class="fab fa-tiktok"></i></a></li><li><a rel="nofollow noopener noreferrer" class="social-tooltip" title="Follow us on Instagram" aria-label="Follow us on Instagram" href="https://www.instagram.com/howitworksmag/" target="_blank" ><i class="fab fa-instagram"></i></a></li><li><a rel="nofollow noopener noreferrer" class="social-tooltip" title="Email us" aria-label="Email us" href="mailto:howitworks@futurenet.com" target="_blank" style="color:#f1f5ef"><i class="fas fa-envelope"></i></a></li><li><a rel="nofollow noopener noreferrer" class="social-tooltip" title="Get digital edition on the App Store" aria-label="Get digital edition on the App Store" href="https://itunes.apple.com/gb/app/how-it-works-digital-edition/id471270590?mt=8" target="_blank" style="color:#f1f5ef"><i class="fab fa-apple"></i></a></li><li><a rel="nofollow noopener noreferrer" class="social-tooltip" title="Follow us on Twitter" aria-label="Follow us on Twitter" href="https://twitter.com/HowItWorksmag" target="_blank" style="color:#f1f5ef"><i class="fab fa-twitter"></i></a></li><li><a rel="nofollow noopener noreferrer" class="social-tooltip" title="Follow us on Facebook" aria-label="Follow us on Facebook" href="https://www.facebook.com/HowItWorksMagazine" target="_blank" style="color:#f1f5ef"><i class="fab fa-facebook-f (alias)"></i></a></li></ul> </div> </div><!--/.hu-pad--> </div><!--/.container-inner--> </section><!--/.container--> </footer><!--/#footer--> </div><!--/#wrapper--> <link rel='stylesheet' id='e-animations-css' href='https://www.howitworksdaily.com/wp-content/plugins/elementor/assets/lib/animations/animations.min.css?ver=3.13.2' media='all' /> <script src="https://www.howitworksdaily.com/wp-includes/js/dist/vendor/wp-polyfill-inert.min.js?ver=3.1.2" id="wp-polyfill-inert-js"></script> <script src="https://www.howitworksdaily.com/wp-includes/js/dist/vendor/regenerator-runtime.min.js?ver=0.14.0" id="regenerator-runtime-js"></script> <script src="https://www.howitworksdaily.com/wp-includes/js/dist/vendor/wp-polyfill.min.js?ver=3.15.0" id="wp-polyfill-js"></script> <script src="https://www.howitworksdaily.com/wp-includes/js/dist/hooks.min.js?ver=c6aec9a8d4e5a5d543a1" id="wp-hooks-js"></script> <script src="https://www.howitworksdaily.com/wp-content/plugins/wp-parsely/build/loader.js?ver=11d36be1108ae9f257cd" id="wp-parsely-loader-js"></script> <script data-parsely-site="howitworksdaily.com" src="https://cdn.parsely.com/keys/howitworksdaily.com/p.js?ver=3.6.1" id="parsely-cfg"></script> <script src="https://www.howitworksdaily.com/wp-includes/js/underscore.min.js?ver=1.13.4" id="underscore-js"></script> <script id="hu-front-scripts-js-extra"> var HUParams = {"_disabled":[],"SmoothScroll":{"Enabled":false,"Options":{"touchpadSupport":false}},"centerAllImg":"1","timerOnScrollAllBrowsers":"1","extLinksStyle":"","extLinksTargetExt":"1","extLinksSkipSelectors":{"classes":["btn","button"],"ids":[]},"imgSmartLoadEnabled":"","imgSmartLoadOpts":{"parentSelectors":[".container .content",".post-row",".container .sidebar","#footer","#header-widgets"],"opts":{"excludeImg":[".tc-holder-img"],"fadeIn_options":100,"threshold":0}},"goldenRatio":"1.618","gridGoldenRatioLimit":"350","sbStickyUserSettings":{"desktop":false,"mobile":true},"sidebarOneWidth":"340","sidebarTwoWidth":"260","isWPMobile":"","menuStickyUserSettings":{"desktop":"stick_up","mobile":"stick_always"},"mobileSubmenuExpandOnClick":"1","submenuTogglerIcon":"<i class=\"fas fa-angle-down\"><\/i>","isDevMode":"","ajaxUrl":"https:\/\/www.howitworksdaily.com\/?huajax=1","frontNonce":{"id":"HuFrontNonce","handle":"f44cdf2dc9"},"isWelcomeNoteOn":"","welcomeContent":"","i18n":{"collapsibleExpand":"Expand","collapsibleCollapse":"Collapse"},"deferFontAwesome":"","fontAwesomeUrl":"https:\/\/www.howitworksdaily.com\/wp-content\/themes\/hueman\/assets\/front\/css\/font-awesome.min.css?3.7.23","mainScriptUrl":"https:\/\/www.howitworksdaily.com\/wp-content\/themes\/hueman\/assets\/front\/js\/scripts.min.js?3.7.23","flexSliderNeeded":"","flexSliderOptions":{"is_rtl":false,"has_touch_support":true,"is_slideshow":true,"slideshow_speed":5000}}; </script> <script src="https://www.howitworksdaily.com/wp-content/themes/hueman/assets/front/js/scripts.min.js?ver=3.7.23" id="hu-front-scripts-js" defer></script> <script src="https://www.howitworksdaily.com/wp-content/plugins/easy-twitter-feed-widget/js/twitter-widgets.js?ver=1.0" id="do-etfw-twitter-widgets-js"></script> <script src="https://www.howitworksdaily.com/wp-content/plugins/elementor/assets/js/webpack.runtime.min.js?ver=3.13.2" id="elementor-webpack-runtime-js"></script> <script src="https://www.howitworksdaily.com/wp-content/plugins/elementor/assets/js/frontend-modules.min.js?ver=3.13.2" id="elementor-frontend-modules-js"></script> <script src="https://www.howitworksdaily.com/wp-content/plugins/elementor/assets/lib/waypoints/waypoints.min.js?ver=4.0.2" id="elementor-waypoints-js"></script> <script src="https://www.howitworksdaily.com/wp-includes/js/jquery/ui/core.min.js?ver=1.13.2" id="jquery-ui-core-js"></script> <script src="https://www.howitworksdaily.com/wp-content/plugins/elementor/assets/lib/swiper/swiper.min.js?ver=5.3.6" id="swiper-js"></script> <script src="https://www.howitworksdaily.com/wp-content/plugins/elementor/assets/lib/share-link/share-link.min.js?ver=3.13.2" id="share-link-js"></script> <script src="https://www.howitworksdaily.com/wp-content/plugins/elementor/assets/lib/dialog/dialog.min.js?ver=4.9.0" id="elementor-dialog-js"></script> <script id="elementor-frontend-js-before"> var elementorFrontendConfig = {"environmentMode":{"edit":false,"wpPreview":false,"isScriptDebug":false},"i18n":{"shareOnFacebook":"Share on Facebook","shareOnTwitter":"Share on Twitter","pinIt":"Pin it","download":"Download","downloadImage":"Download image","fullscreen":"Fullscreen","zoom":"Zoom","share":"Share","playVideo":"Play Video","previous":"Previous","next":"Next","close":"Close"},"is_rtl":false,"breakpoints":{"xs":0,"sm":480,"md":768,"lg":1025,"xl":1440,"xxl":1600},"responsive":{"breakpoints":{"mobile":{"label":"Mobile Portrait","value":767,"default_value":767,"direction":"max","is_enabled":true},"mobile_extra":{"label":"Mobile Landscape","value":880,"default_value":880,"direction":"max","is_enabled":false},"tablet":{"label":"Tablet Portrait","value":1024,"default_value":1024,"direction":"max","is_enabled":true},"tablet_extra":{"label":"Tablet Landscape","value":1200,"default_value":1200,"direction":"max","is_enabled":false},"laptop":{"label":"Laptop","value":1366,"default_value":1366,"direction":"max","is_enabled":false},"widescreen":{"label":"Widescreen","value":2400,"default_value":2400,"direction":"min","is_enabled":false}}}, "version":"3.13.2","is_static":false,"experimentalFeatures":{"a11y_improvements":true,"additional_custom_breakpoints":true,"landing-pages":true},"urls":{"assets":"https:\/\/www.howitworksdaily.com\/wp-content\/plugins\/elementor\/assets\/"},"swiperClass":"swiper-container","settings":{"page":[],"editorPreferences":[]},"kit":{"global_image_lightbox":"yes","active_breakpoints":["viewport_mobile","viewport_tablet"],"lightbox_enable_counter":"yes","lightbox_enable_fullscreen":"yes","lightbox_enable_zoom":"yes","lightbox_enable_share":"yes","lightbox_title_src":"title","lightbox_description_src":"description"},"post":{"id":38666,"title":"Expired%3A%20Win%20a%20year%27s%20subscription%20to%20How%20It%20Works%20magazine%21%20%E2%80%93%20How%20It%20Works","excerpt":"Competition closes at 00:00 GMT on 06 May 2021","featuredImage":"https:\/\/www.howitworksdaily.com\/wp-content\/uploads\/2021\/04\/Copy-of-Expired.png"}}; </script> <script src="https://www.howitworksdaily.com/wp-content/plugins/elementor/assets/js/frontend.min.js?ver=3.13.2" id="elementor-frontend-js"></script> <script src="https://www.howitworksdaily.com/wp-content/plugins/elementor/assets/js/preloaded-modules.min.js?ver=3.13.2" id="preloaded-modules-js"></script> <!--[if lt IE 9]> <script src="https://www.howitworksdaily.com/wp-content/themes/hueman/assets/front/js/ie/respond.js"></script> <![endif]--> </body> </html>
