News
- Animals
Female hummingbirds may sport flashy feathers to avoid being harassed
Some female white-necked jacobin hummingbirds boast bright blue plumage that’s similar to males. The colors may help females blend in to avoid attacks.
- Physics
Physicists caught protons ‘surfing’ on shock waves
A laser experiment could help scientists understand how protons reach high energies traveling through the cosmos.
- Paleontology
This big-headed pterosaur may have preferred walking over flying
The most intact fossil of a tapejarid pterosaur ever found yields new insight into how the ancient reptile lived.
By Nikk Ogasa - Anthropology
Ancient DNA shows the peopling of Southeast Asian islands was surprisingly complex
Ancient DNA from a hunter-gatherer skeleton points to earlier-than-expected human arrivals on Southeast Asian islands known as Wallacea.
By Bruce Bower - Science & Society
Racism lurks in names given to plants and animals. That’s starting to change
Racist legacies linger in everyday lingo for birds, bugs and more. Some scientists see the chance to change that.
- Climate
Climate change made Europe’s flash floods in July more likely
The deadly July floods in Belgium and Germany bear the fingerprints of human-caused climate change, scientists say.
- Animals
A giant tortoise was caught stalking, killing and eating a baby bird
Video captures the first documented instance of a tortoise hunting another animal.
- Astronomy
Here’s how cool a star can be and still achieve lasting success
The dividing line between successful stars and failed ones is a surface temperature of about 1,200° to 1,400° Celsius, a new study reports.
By Ken Croswell - Psychology
Everyone maps numbers in space. But why don’t we all use the same directions?
The debate over whether number lines are innate or learned obscures a more fundamental question: Why do we map numbers to space in the first place?
By Sujata Gupta - Paleontology
How fossilization preserved a 310-million-year-old horseshoe crab’s brain
A 310-million-year-old horseshoe crab’s brain was preserved in clay, thanks to an uncommon fossilization process that protected the fragile neural tissues.
- Psychology
‘Ghost games’ spotlight the psychological effect fans have on referees
Soccer teams won fewer games and received more fouls when playing at home during the 2019–2020 season, when many fans were absent, than before the pandemic.
By Nikk Ogasa - Animals
These baby greater sac-winged bats babble to learn their mating songs
Greater sac-winged bat pups babble their way through learning their rich vocal repertoire, similar to how human infants babble before speaking.