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Observations

Observations

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

Health

New hope for preventing pre-term births

It’s one of the great frustrations of obstetric medicine: humans have been reproducing for hundreds of thousands of years, and yet doctors still haven't unraveled the mystery of why some women give birth well before their babies have fully developed in the womb.Despite researchers' and physicians' best efforts, the rate of preterm births—defined as babies born before 37 weeks of gestation—climbed 30 percent from 1981 through 2006...

April 8, 2011 — Anna Kuchment
Sustainability

Magnitude 7.1 aftershock disrupts efforts at Japan nuclear plant to stave off hydrogen explosions

As northeastern Japan coped with Thursday's magnitude 7.1* aftershock, the largest since the disastrous March 11 magnitude 9.0 earthquake and tsunami, the injection of nitrogen gas into one of the crippled reactors at the Fukushima Daiichi nuclear power plant was interrupted as Tokyo Electric Power Company (TEPCo) workers evacuated to a safer site, according to the Japan Broadcasting Corp (JBP)...

April 7, 2011 — Larry Greenemeier

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