What is killing bald eagles in the U.S.?
Bald eagles, as well as other wildlife, have been succumbing to a mysterious neurodegenerative disease in the southern United States since the 1990s. New...
Ocean’s mammals at crucial crossroads
The ocean's mammals are at a crucial crossroads - with some at risk of extinction and others showing signs of recovery, researchers say.
California’s diesel emissions rules reduce air pollution, protect vulnerable communities
Since 1990, California has used its authority under the federal Clean Air Act to enact more aggressive rules on emissions from diesel vehicles and...
New documentation: Old-growth forest carbon sinks overestimated
The claim that old-growth forests play a significant role in climate mitigation, based upon the argument that even the oldest forests keep sucking CO2...
Study introduces 13 new, threatened species of sparkly moths from Hawaii
A chance sighting of an ultra-rare moth kicked off a hunt for the insects across Hawaii, resulting in the rediscovery of one of the...
Plant gene found in insect, shields it from leaf toxins
Millions of years ago, aphid-like insects called whiteflies incorporated a portion of DNA from plants into their genome. A research team reveals that whiteflies...
Arctic sea ice at maximum extent for 2021
Arctic sea ice has likely reached its maximum extent for the year, at 14.77 million square kilometers (5.70 million square miles) on March 21,...
Warm water has overlooked importance for cold-water fish, like salmon and trout
Warm river habitats appear to play a larger than expected role supporting the survival of cold-water fish, such as salmon and trout.
‘Climbing droplets’ could lead to more efficient water harvesting
Researchers have discovered that a novel surface they developed to harvest water from the air encourages tiny water droplets to move spontaneously into larger...
Ancient megafaunal mutualisms and extinctions as factors in plant domestication
The development of agriculture is often thought of as a human innovation in response to climate change or population pressure. A new manuscript challenges...



















