Earth
- Earth
Nanopollutants change blood vessel reactivity
Tiny particles alter normal vessel functions, animal studies show.
By Janet Raloff -
- Earth
Greek volcano reawakens
Potential eruption wouldn’t be anything like Santorini’s storied Bronze Age blowout, scientists say.
- Life
Mild winters may shift spread of mosquito-borne illness
By pushing insects to start biting mammals earlier in the year, warmer cold months could increase the transmission of a brain virus affecting people and horses.
By Susan Milius - Earth
Fault’s twists may shake up earthquake forecasts
Deep angles along the southern San Andreas mean future temblors may be stronger than predicted.
By Devin Powell -
- Life
Sardine fishery may be in peril
Cool ocean cycle, population slide evoke collapse of Pacific resource in the late 1940s.
By Susan Milius - Earth
Less sea ice brings more snow
A melting Arctic shifts atmospheric patterns across much of the Northern Hemisphere, causing severe weather elsewhere.
By Devin Powell - Health & Medicine
2012 AAAS Meeting
Highlights from the American Association for the Advancement of Science annual meeting in Vancouver, February 16-20.
By Science News - Climate
Carbon dioxide breaking down marine ecosystems
Scientists capitalize on 'natural’ experiment to chronicle how ecosystems will change as oceans continue to acidify.
By Janet Raloff - Humans
Oceans set stage for human evolution
Temperature changes off the coast dried out East Africa and allowed grasslands to spread starting around 2 million years ago.
- Earth
Natural gas wells leakier than believed
Measurements at Colorado site show methane releases are twice as high as previously estimated.
By Devin Powell