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Observations

Observations

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

Scientific tricks for staying in love

A friend once told me how, as a child visiting a zoo, his eyes focused  on one of the many monkeys in an enclosed exhibit. The monkey, in turn, began looking back.

April 7, 2010 — Philip Yam

No new nukes: Obama's nuclear posture points to caution

The U.S. will cut its nuclear weapons stockpile, use such weapons only as a deterrent, and pump more money into the infrastructure to create and sustain such weapons, according to the new nuclear weapons policy released today by the Obama administration.

April 6, 2010 — David Biello

"First fiction reading off an iPad" kicks off enthusiastic discussion of e-books

If a discussion Monday at a Manhattan bookstore is any indication, book publishers and sellers find e-books threatening, but writers, feeling generally abused for decades by publishers, are gleeful over their newfound digital access to readers—be that via the Web, iPads, e-book readers, podcasts or cell phones.

April 6, 2010 — Robin Lloyd

Shuttle Discovery en route to International Space Station

Space shuttle Discovery is on its way to the International Space Station (ISS), blasting off at 6:21 a.m. local time Monday from NASA's Kennedy Space Center without any of the weather– or equipment–related delays that have plagued the past several launches.

April 5, 2010 — Larry Greenemeier

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