Andrew Fraknoi

Apr. 11, 2014

Up Close With the Lunar Eclipse

The lunar eclipse on Tuesday, April 15, will be visible from all over North and South America.

moon, eclipse, sun, lunar eclipse, astronomy, andrew fraknoi

Nov. 22, 2013

ISON: The Comet of the Century . . . or Is It?

As Comet ISON skirts the sun, it could be destroyed—or emerge, even more spectacular than before.

ISON, comet, comet of the century, andrew fraknoi

Jan. 04, 2013

A Journey to the Oort Cloud, Where Comets Are Born

The comet ISON, discovered by two amateur astronomers last year, will zoom past the Earth next fall. But where did it come from?

comet, meteor shower, asteroids, oort cloud, fraknoi

Jan. 06, 2012

Winter Wonderland? Wonder No Longer

A panel of experts discusses the different scientific phenomena that combine to make up the winter season.

winter, snow, ice, astronomy, ecology, nature

Aug. 13, 2010

SETI Throws A Party

SETIcon celebrates all things extraterrestrial this weekend.

seti extraterrestrial space life

AVAILABLE IN ITUNES

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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