John Grunsfeld

Aug. 03, 2012

Planning for ‘Curiosity’ on Mars

NASA scientist John Grunsfeld gives a preview of the Mars Curiosity mission, from the landing’s ‘seven minutes of terror’ to the plans for the exploration ahead.

mars, red planet, curiosity, pathfinder, spirit, opportunity, mars science laboratory, planetary science, geology, seven minutes of terror

Apr. 27, 2012

An Astronaut Explores NASA's Scientific Frontiers

Astronaut and astrophysicist John Grunsfeld leads NASA's investigations of Earth--and beyond.

space, space flight, NASA, astronaut, Hubble telescope

Sep. 23, 2011

Flagstaff Throws A Party For Science

A ten-day event in Flagstaff highlights science in Northern Arizona.

flagstaff arizona science festival

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Michael Pollan Talks Plants and Food

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Mystery Box

Another Reason To Spike That Eggnog

\tIt is a question on the minds of many people this season: will adding alcohol to the homemade eggnog safeguard against salmonella? To find out, Science Friday teamed up with eggnog expert and microbiologist Vince Fischetti, who agreed to run some tests in his lab at The Rockefeller University. What did you think of the video?

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