Asteroids could have delivered water to the early Earth
The space rocks’ impacts wouldn’t have boiled all of their water away, study suggests
![Asteroid hurtling toward Earth](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2018/04/042418_LG_asteroid_water_feat_FREE.jpg?fit=860%2C460&ssl=1)
INCOMING Water vapor can be trapped in glass and melted rocks that are created by an asteroid impact. The finding boosts the idea that asteroids brought water to the early Earth.
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