Whether it's the cubes in your cocktail or a raft for Arctic seals, floating ice is a basic fact of nature we may take for granted. Floating ice is "such a fundamental fact of the world, it's hard to ...

Water can float on oil, suggest new findings defying conventional wisdom that could have important applications in cleaning up oil spills that endanger seashores and fisheries, researchers say.

Some objects float in water and other sink. But did you know that you can change whether something floats or sinks by adding a substance to the water? Let's try it and see! Pour water into a cup until ...