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Where does rain go? –Finn, 8, New Zealand How does pollution affect the world’s water? – Emily, 13

October 5, 2017 rcwebber

Dear, Finn, Emily, and friends:

When a raindrop falls from a cloud, there are quite a few places it could end up.

Dr. Universe: How do bugs walk on water? -Annelise W., 6, Seattle, WA

December 12, 2016 rcwebber

Dear Annelise,

The other day I was out ice skating when I started thinking about your question. Water strider bugs skitter across ponds almost as if they were skating on ice.

Dr. Universe: How did the first drop of water ever happen on Earth -Ash, 6, SeaTac, WA

June 21, 2015 rcwebber

Dear Ash,

We’ve learned a lot about how water supports life on the blue planet, but the first drop is a bit mysterious. Scientists have a few theories about how it happened.