If you’ve ever had to wear glasses, you’ll never forget the first time you gave contact lenses a try. Suddenly the whole world feels a little clearer, a little easier to understand. Since their invention in the nineteenth century, hundreds of millions of people have had their lives improved by...

Wetsuits. We all know how they work in theory. By trapping a thin layer of water between the suit and the wearer’s skin, it allows you to stay warm underwater. But get too many holes in them and they’ll start to leak…sometimes more than just water. One wetsuit owner was left metaphorically high...