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Archive: Robots, Hubble, Proteins, Cell Motor, Arctic, More

Here are some of our entries from our First Anniversary year 23 years ago.

Did Earth Get Its Water from Meteor Squirt Guns?

You can't just fire bullets at pumice and claim that Earth got its oceans that way.

Asteroids as Water Balloons Gave Us Oceans

Planetary scientists are looking to asteroids as the source of Earth's water – not from evidence, but from desperation.
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