Earth
- Earth
Years after big quake, Turkish fault still slip-sliding
Creeping movement underscores the seismic danger threatening Istanbul.
- Environment
Elevated carbon dioxide may impair reasoning
Insufficient ventilation allows exhaled gas to build up indoors, diminishing decision-making abilities.
- Chemistry
Depths hold clues to dearth of xenon in air
The gas doesn’t dissolve well in minerals deep inside Earth, a discovery that may explain why it’s also scarce in the atmosphere.
- Earth
Fish in mom’s diet may alter kids’ behavior
Eating fish that's low in mercury during pregnancy may reduce the risk that a woman's child shows signs of attention-deficit/hyperactivity disorder.
- Life
Duck-billed dino could slice and dice
Ancient animal’s teeth were made of six different tissue types.
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- Earth
Intraplate quakes signal tectonic breakup
The unusual April temblors are the latest in a massive energy release that is cleaving the Indo-Australian crustal plate in two.
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- Earth
Earth & Environment
Soot’s contributions to global warming may be overestimated, and unusual source of oceans’ methane discovered.
- Earth
Arctic sea ice hits record low, and keeps going
A summer storm and thinner ice probably contributed to this year’s massive melt.
- Earth
The facts behind the frack
The gas, primarily methane, is cheap and relatively clean. Because America is brimful of the stuff, harvesting the fuel via fracking could provide the country jobs and reduce its dependence on foreign sources of energy.
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