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Observations

Observations

Opinion, arguments & analyses from guest experts and from the editors of Scientific American

Welcome to 'Bring Science Home'

As a kid, I often spent an afternoon after a big rain storm with my brothers tromping down to a local drainage stream to see what the water had washed in.

May 2, 2011 — Katherine Harmon

Stress tests devised to reliably reveal personality in birds

Most dog and cat owners will happily describe their pet's disposition down to the smallest, human-like detail. But how much of that is over-reaching anthropomorphizing and how much is an individual animal's actual "personality" shining through?

April 29, 2011 — Katherine Harmon

Countdown to space shuttle Endeavour's final launch

Space shuttle Endeavour is scheduled to blast off from NASA Kennedy Space Center's Launch Pad 39A at 3:47 P.M. local time on Friday en route to the International Space Station (ISS)—the second-to-last mission for NASA's 34-year-old shuttle program.

April 28, 2011 — Larry Greenemeier

NASA's shuttle program counts down 'til the end

KENNEDY SPACE CENTER—If I'd jumped, I could have touched the belly of the Discovery. Of course, I would have then been escorted unceremoniously from the Orbiter Processing Facility.

April 27, 2011 — George Musser

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