A young Galileo is perched atop the Leaning Tower of Pisa. He is in the middle of his famous experiment—the one in which he shows, by dropping cannonballs of different weights, that all objects ...

By that logic, in this experiment the 10 lb cannonball would have fallen ten times faster than the 1 lb cannonball. Even Galileo's contemporaries could see that this wasn't the case. Still ...

Galileo's thermometer is a sealed liquid-filled glass cylinder containing sealed glass floats (in this case, labelled 18, 19, 20, 21, 22, 24 and 26 degrees C). The ...

Bye-ee! This vlog style film recreates a famous experiment in which Galileo, an Italian scientist, dropped two objects from the Leaning tower of Pisa in 1589. He explains that he did the ...