Special News Reports Special Reports

Water deep inside Earth and the moon may originate from the same source: ancient meteorites, scientists say.

Anyone who has lathered up soap or seen frothy suds form on top of freshly poured soda has witnessed the delicate science of bubbles in action. But while bubbles and foamy materials are common in everyday life, scientists have struggled to model suds’ complicated behavior — the way clusters of bubbles grow, change shape and ultimately pop.

After cooling its heels for a month on the Red Planet, NASA's Mars rover Curiosity is gearing up for lots of action in the coming weeks.