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Swarms of humans likely overwhelmed Neanderthals
Cambridge researchers give evidence of modern humans migrating out of Africa with 10 times the population of Neanderthals in central and western Europe.
August 1, 2011
Tropical Storm Don loses momentum
Meteorologists were shocked to see how fast Tropical Storm Don dissipated over southern Texas. As for rain to end the Texas drought, forget about it.
August 1, 2011
Fewer shellfish in future more acid ocean?
Increases in ocean acidity projected for the year 2100 would seriously weaken mussel shells and reduce global shellfish harvests.
August 1, 2011
Report from the Gulf of Mexico: Year 2, Day 48
Ocean Alliance research vessel Odyssey - offshore in the Gulf of Mexico in summer 2011 - reports on its work studying effects of the Gulf oil spill.
July 31, 2011
In 2011, 7 billion humans and counting
Expect 7 billion humans by October 31, according to experts at the Population Reference Bureau, which released its 2011 World Population Data Sheet on July 27.
July 31, 2011
New Mars Rover Curiosity now has a landing site
Curiosity has more than twice the length and and five times the weight of previous Mars rovers. It's scheduled to launch in 2011 and arrive in August 2012.
July 31, 2011
Penguins resistance to climate change
Penguins have thrived in Antarctica's extreme environment for thousands of years, but they still rely on relatively stable weather and ice conditions, and those conditions are changing.
July 30, 2011
Insect-like flying machines for surveillance
Scientists are developing tiny aerial vehicles with innovative flapping wings based on those of natural insects. Read more about flying machines.
July 29, 2011
Active weather continues across the United States
Flooding in portions of Iowa and Illinois, active tropics, and more heat across the United States this week: Enough is enough! Read more on active weather.
July 29, 2011
A Trojan asteroid for Earth?
Astronomers have discovered the first known Trojan asteroid orbiting the sun along with Earth.
July 29, 2011
