If you haven’t yet got your copy of issue 2 of How It Works, here’s a small selection of our favourite features to whet your appetite. Don’t deprive yourself – feed your mind. It’s on sale till the end of the year.

We take a look inside the most advanced battle tank in the world

The largest X-ray generator on Earth, explained

Ever wondered just how rockets can be propelled beyond Earth’s gravitational pull?

Discover the technology behind the mighty Dyson Airblade – the hand drier that really works!

If you like what you see in issue 2 of How It Works, you’ll be pleased to hear that issue 3 goes on sale on 31 December. So make your New Year’s resolution to learn as much as you can about the amazing world around you.