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Observations

Observations

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

Science on the White House lawn

“Ooh, science!” said the mom, two little ones in tow. “We like science!” I was at the Lawrence Hall of Science station during the annual Easter Egg Roll at the White House yesterday, a tradition since 1878...

April 26, 2011 — Mariette DiChristina

Budget crunch mothballs telescopes built to search for alien signals

The hunt for extraterrestrial life just lost one of its best tools. The Allen Telescope Array (ATA), a field of radio dishes in rural northern California built to seek out transmissions from distant alien civilizations, has been shuttered, at least temporarily, as its operators scramble to find a way to continue to fund it...

April 24, 2011 — John Matson

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