Category: Technology

Cloud Seeding: How to make it rain

Incredibly, simply by dispersing salts into the air, rain-bearing cumulus clouds are germinated Image by Stefanie van Dijk from Pixabay The ability to control the weather might seem like something from science fiction, but...

Wish List: Winter gadgets 2020

© Wacaco Nanopresso Is there anything better than a freshly brewed coffee on a cold winter day? With the Nanopresso by Wacaco you can get a fresh brew on the go. Adding either ground...

Arcologies: The cities of tomorrow

Could these self-sustaining metropolises revive our planet? (Image credit: Ahearn Schopfer – NOAH (New Orleans Arcology Habitat)/ Wikimedia Commons) As a species, we sometimes live in our own little bubble. Using the resources available to us...

Wish List: Stargazing gadgets 2020

© Vaonis Stellina  Bring the power of a stellar observatory to your back garden with Stellina by Vaonis. This next-generation telescope allows stargazers to select a planet, star or nebula, and Stellina will locate...

Bradford Parkinson: The father of GPS

Meet the engineer behind the navigation system that we rely on daily Image credit: Queen Elizabeth Prize for Engineering (left) and USAF (right) Air Force Colonel Bradford Parkinson was lead architect for the Global Positioning System...

How do identity chip implants work?

Could these tiny internal mini-computers be the new frontier in contactless identification? Image credit: WCusr2019/Wiki Comms How comfortable would you feel about walking around with an implanted chip encrypted with your personal information? Radio-frequency...

How do padlocks work?

What’s inside these mechanical devices that give you peace of mind? (Image credit: MasterTux/Pixabay) Most of us leave the doors to our houses locked, feeling a sense of assurance that our cherished items are protected. But what...

How has TV tech evolved?

From CRT to 4K, OLED to HDR, understand the acronyms that have marked telly’s transformation On 26 January 1926, Scottish inventor John Logie Baird demonstrated a working television at his London lab. However, few of...