Colleen Cain got to do what few teachers in the country can do – test classroom experiments in zero gravity. Cain teaches seventh-grade science at Larson Middle School in Troy and earlier this month ...

Classes were closed Wednesday for Butler County schools so students and their families headed out for instructional fun about gravity, snow and sledding. It was a gleeful lesson for Will Coleman of ...

CHICO — What goes up, must come down. The sounds of at least 400 children counting down to see pumpkins falling from the sky reverberated Thursday from Trinity Commons at Chico State as the children ...

Legend has it that Isaac Newton had the moment of inspiration that would lead to his theory of gravity when, on a warm afternoon, he saw an apple fall from a tree and wondered why it should fall down ...

Four fundamental forces are known in physics: the weak and strong interactions, and the electromagnetic and gravitational forces. The gravitational force is the weakest of these four. For this reason, ...

Researchers have succeeded in measuring the gravitational field of a gold sphere, just 2 mm in diameter, using a highly sensitive pendulum - and thus the smallest gravitational force. The experiment ...