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.

That’s why oil floats on water. Even if you first pour a layer of oil into a container and then carefully add water on top, the heavier water will start dripping through the oil, forming ...

Oil floats on water and iron sinks but, as the coronavirus panic has swamped global markets, a funny thing has happened: Oil has sunk while iron remains afloat. Brent crude and key automotive ...