It was the Greek mathematician Archimedes who said “Give me a place to stand and I will move the Earth.” The quote, a reference to the power of the lever, is an example of humanity’s fascination with ...

Imagine waiting for incoming passengers at the arrival gate at the airport. Your visual system can easily find faces and identify whether one of them is your friend's. As with other tasks that our ...

It doesn't seem like such a difficult question, but it always brings up great discussions. If you drop a heavy object and a low mass object from the same height at the same time, which will hit the ...