News
- Genetics
DNA confirms a weird Greenland whale was a narwhal-beluga hybrid
DNA analysis of a skull indicates that the animal had a narwhal mother and beluga father.
- Climate
Cold War–era spy satellite images show Himalayan glaciers are melting fast
Declassified spy satellite photographs reveal that glacier melt in the Himalayas has sped up dramatically in the last two decades.
- Neuroscience
Female rats face sex bias too
In neurobiological studies, male lab animals tend to outnumber females, which are considered too hormonal. Scientists say it’s time for that myth to go.
- Paleontology
Hyenas roamed the Arctic during the last ice age
Two teeth confirm the idea that hyenas crossed the Bering land bridge into North America, a study finds.
