February 9, 2019

Who is Ralph Baer?

Ralph Baer is famous for inventing video games in 1980s through today in United States. Its origins go back to 1966, when electrical engineer Ralph Baer […]
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 […]
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

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 […]