Trouble picking toys to give a kid? Want to do better than video game gift cards? Check out the best science gifts for kids of any age.

Free teacher resource for primary science. In a practical investigation, Mwaksy and Greg look at how unsupported objects fall towards the Earth because of the force of gravity.

Gravity gets taken for granted, but this force makes the universe, well, the universe. Here are some of the strangest facts about gravity.

How long has gravity existed? - Aine, aged 13, Edinburgh, UK. Gravity is a force between two masses, so gravity exists wherever there is mass. To discover when gravity started to exist, we need to ...

Kids have a problem with gravity. It’s as if gravity is an invisible lion that stalks them and then pounces on them like they’re antelope at the most unexpected times. And also at any and all ...

If gravity can entangle things, he says, then it would certainly not be a classical phenomenon, “but what that means to the full structure of the gravitational field is an open question”.

New ideas on gravity would vanquish dark matter New ideas on gravity predict rotation curves of galaxies without dark matter.

Gravity basically doesn’t factor into a new style of rotation-based magnetic levitation being developed. This spin-stabilized levitation uses a rotating magnet to steady the levitating magnet ...