High-level EPA staff is quitting, ethics controversies are dogging the administrator and investigators are scrutinizing employees’ behavior. But deregulatory work…
Hunting regulations in Sweden prohibit killing brown bear mothers in company of cubs—causing mama bears to care for their young…
Arctic Sea Ice Is Getting Younger. Here Is Why That Is a Problem.
When it comes to sea ice, old age can be a good thing. So it’s troubling to researchers that older…
Caribbean Island Nations Cite U.S. Report at Climate Change Talks
A U.S. report was offered for a conference on how the global battle against climate change is progressing—but it wasn’t…
The InSight Mission will look at Mars’s seismic activity and latent heat to find out more about how planets get…
U.S. Cities Lose Tree Cover Just When They Need It Most
Scientific evidence that trees and green spaces are crucial to the well-being of people in urban areas has multiplied in…
Tomato plants detected snail slime in soil near them and mounted preemptive defenses, even though they were not directly touched.…
Global Tourism Has a Bigger Share of Carbon Emissions Than Thought
International tourism accounts for 8 percent of all carbon emissions worldwide—about three times more than previously thought, according to a study released…
Small Impacts Likely Erased Much of Earth’s Primordial Atmosphere
A newly published study reveals that small space rocks, or planetesimals, may have bombarded Earth around the time the moon…
New Study Shows ‘Smoke Waves’ Will Affect Millions in the Coming Decades
Massive clouds of smoke formed from the fires of Fort McMurray, Alberta, Canada, caused respiratory illnesses in communities more than…