Michael Kaliner

Apr. 24, 2009

Seasonal Allergies

If you're a sufferer of seasonal allergies, you may not need to be told that in some parts of the country, the spring allergy season is in full swing. We'll talk allergies this hour.

allergies, hayfever, histamines, antihistamines

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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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