New findings explain the origins of Earth's water. Also: possible ice volcanoes discovered on Pluto, and the oldest stars ever seen.

Where did Earth's water come from?

Hosted by Stuart Gary, StarStuff takes us on a weekly journey across the universe to see the death of stars and the birth of new worlds. StarStuff's tour of the cosmos examines those ultimate questions: where do we come from?; and are we alone?  From Einstein's relativity theory to quantum mechanics, StarStuff reports on the latest news and discoveries in science, with a special focus on astronomy, space sciences and cosmology.

Hosted by Stuart Gary, StarStuff takes us on a weekly journey across the universe to see the death of stars and the birth of new worlds. StarStuff's tour of the cosmos examines those ultimate questions: where do we come from?; and are we alone? From Einstein's relativity theory to quantum mechanics, StarStuff reports on the latest news and discoveries in science, with a special focus on astronomy, space sciences and cosmology.

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Where did Earth's water come from?

Where did Earth's water come from?