How It Works issue 31 on sale now!

Issue Highlights

Secrets of the cosmos

A panel of NASA and ESA experts help answer 75 of our reader’s questions about astronomy and the universe.

The science of freezing

Discover cryogenics and the ultra-cold technologies that can improve material durability and maybe even preserve human life for centuries.

Deadly venom

Check out some of the most toxic animals on the planet, including snails, snakes, mammals and birds.

Extreme motorsport

Take a look at the engineering under the hood of max power racers from NASCAR and Le Mans to Formula 2.


The one and so far only vessel to descend to the deepest point in Earth’s oceans: the Challenger Deep.