David H. Hathaway

Jan. 27, 2012

How ‘Space Weather’ Affects Planes And Power Grids

Solar explosions earlier this week sent X-rays and charged particles screaming towards the Earth.

sun solar flare space weather

Jul. 02, 2010

Sun Activity

The sun has been in a relatively quiet period in recent years -- but astronomers say that's going to change soon.

sun, solar, heliosphere, solar storm, sunspots

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Michael Pollan Talks Plants and Food

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Myths and Tips on Keeping Your Cool This Summer

Think caffeine dehydrates you? Or that you can't get too much water on a hot day? Douglas Casa, of the Korey Stringer Institute, sets the record straight.

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