News
- Animals
‘Cheating’ birds change their tune
Female pied flycatchers can tell whether a male is paired or not based on song differences. Mated males sing shorter songs and repeat syllables less.
- Health & Medicine
To detect CTE while alive, a test for another brain disease may help
A protein that is a hallmark of Alzheimer’s disease may also ID a brain condition associated with head trauma in contact sports, early findings suggest.
- Environment
A fire’s rumble reveals where it’s burning
Researchers tracked a prescribed grassland fire using infrasound, sound waves pitched too low for people to hear.
- Earth
Mammals moving between the Americas stopped over in Mexico
Ancient mammals may have had an easier time moving across the Isthmus of Panama from north to south thanks to Mexico’s climate.
