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A Moment of Science

Posts tagged Earth’s atmosphere

January 1, 2015


Earth's atmosphere and moon

Looking for Signs of Life on Earth

The light in Earth's atmosphere may reflect signs of extraterrestrial life.

April 21, 2014


An astronaut floats in a space suit.

Going Up

On this edition of A Moment Of Science, we check out some of the atmosphere's many layers.

March 7, 2014


Trilobite fossil

A Change In The Air

Most of us take our oxygen-rich atmosphere for granted. Once upon a time, though, Earth's air was very different.

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