Why does a tiny rock sink to the bottom of a lake, while a giant boat can stay afloat? When any object hits water, it displaces some amount of water. To float, the object needs to be lighter than the ...

Aired (August 29, 2021): Most of us probably made paper boats during our childhood but as science and technology evolve; Chris Tiu will try to take it to the next level by making a paper boat that ...