Schematic illustration of the (a) upward buoyancy force on a rising air parcel expected from its lower density (neglecting air motions), if it rises without mixing (blue line), with mixing in a 100% ...

What easily could have been a run-of-the-mill sewer pipeline replacement project in Oregon went from underground to underwater—creating what participants say will be the world’s first buoyant gravity ...

NORFOLK, Va. — Spongebob, Mickey Mouse and of course Snoopy. They're all staples of the Macy's Thanksgiving Day Parade! This annual tradition mixes art, music, and science for millions of viewers.

We have clouds and rain because temperatures decrease with height. If heat rises, why does it get colder as you climb up mountains? - Ollie, 8, Christchurch, New Zealand That is an excellent and ...