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Posts tagged stratosphere

February 17, 2015


ozone hole

Ozone Layer Recovering

We're finally starting to see positive results from environmental efforts to protect the Ozone Layer.

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.

January 12, 2011


A model of the Earth

What Would Happen If An Asteroid Hit Earth?

In 1987, an asteroid came within six orbital hours of hitting earth. What happens if the timing is right?

December 2, 2009



Stratospheric Bacteria

New bacteria has been discovered in earth's stratosphere...

May 20, 2005


Close One

In 1987 an asteroid measuring a half a mile in diameter came by, missing our planet by a measly six orbital hours. Learn more on this Moment of Science.

January 6, 2004


Cleaning Up The Ozone Layer

How do we clean up the ozone layer? Find out on this Moment of Science.

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