How Did Earth Get Its Water?

The video explores the origins of water on Earth, starting with the water cycle and its ancient history. It explains the formation of hydrogen and oxygen in the universe, and presents theories on how water arrived on Earth, including the icy dust theory and the comet and asteroid theory. The video concludes with a summary and thanks to supporters.

Explain the significance of the late heavy bombardment in relation to Earth's water.

How do scientists differentiate between the isotopes of water, and why is this important?