Earth
- Earth
Mexican silver made it into English coins
Chemical tests of currency help reveal where New World riches flowed.
- Earth
Gulf spill harmed small fish, studies indicate
Effects vary but dire impacts seen with some very low exposures.
By Janet Raloff - Earth
Global drought may have changed less than thought
Simple models have overestimated drying over past 60 years.
By Tanya Lewis - Earth
Pandas’ home range may move as climate changes
Warming might force animals’ food source, bamboo, to higher elevations.
- Life
Seaweed-threatened corals send chemical SOS to fish
The cry for help summons allies to graze away the algal overgrowth.
By Susan Milius - Earth
Sea level rise overflowing estimates
Future sea level rise might exceed estimates due to environmental feedbacks.
By Tanya Lewis - Earth
New pathway proposed for ancient flood
Meltwaters off the northwestern part of Canada’s ice sheet would have shut down the ocean’s heat circulation 13,000 years ago.
By Erin Wayman -
- Climate
Extremely Bad Weather
Teasing out global warming's role in worsening hurricanes, droughts and other extreme events.
By Janet Raloff - Earth
How the Frankenstorm came to life
Hurricane Sandy’s humble birth and growth into a monster storm hold lessons for forecasters.
- Earth
Low central pressure among Hurricane Sandy’s unusual features
After slamming the Caribbean, storm approaches landfall in mid-Atlantic states.
- Earth
Ozone hole at smallest size in decades
Warm Antarctic temperatures help preserve UV-protecting layer.
By Erin Wayman