February 11, 2019

Why are computers getting smaller (& smaller)?

Computers in the 1950s were the size of a house – literally. Today, your vastly more powerful smartphone fits in your jeans pocket. How could anything […]
February 9, 2019

Why did NASA invent Tang and Velcro?

Although the drink mix Tang and sticky Velcro tape will forever be associated with rockets to the moon and space stations (both Tang and Velcro were […]
February 9, 2019

Why does a boomerang return to its thrower?

These uncanny flying objects – which have been wielded as hunting weapons for thousands of years – always return to their tosser (as long as they’re […]
February 9, 2019

How does a 3-D printer work?

It sounds like something out of Tony Stark’s (Iron Man’s) lab: a machine that creates real-life objects just like a regular printer duplicates pictures and documents […]