Volcanoes | A Moment of Science - Indiana Public Media

When Neil Armstrong took his "one small step", the impression he made was lasting.

It was one of the Earth's momentous times. Continents collided. Volcanoes erupted. Ocean currents shifted. Species ran amok.

Is there life on Mars? Maybe not. But there sure is gas. "Methane on Mars" on this Moment of Science.

There's a whole world of sound, called infrasound, that your ears can't pick up. Learn more, on this Moment of Science.

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