Tom Peterson

Jul. 13, 2012

Climate Change Ups Odds of Heat Waves, Drought

Researchers say heat waves are 20 times more likely today than in the 1960s, due to global warming.

weather, climate change, global warming, meteorology, drought, extreme weather, heat waves, climatology

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Michael Pollan Talks Plants and Food

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Snowflake Safari

\tWinter weather means more than sledding and snowmen. Next snowstorm, grab a magnifying glass and try snowflake hunting. Bullet rosettes, stellar plates, and capped columns are just a few of the varieties of snow crystal you can find in your backyard. Kenneth Libbrecht, physicist at Caltech and snowflake expert, shares secrets of the snowflake.

\tVideo originally published on ScienceFriday.com on December 31, 2009

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