6,697 results
- Astronomy
Star-starved galaxies fill the cosmos
Astronomers are detecting hundreds of galaxies that are almost devoid of stars. There are at least four theories on how they got that way.
- Health & Medicine
This week in Zika: Haiti hit early, possible monkey hosts, and more
A new test for Zika, how Haiti fits into the outbreak timeline, a look at monkeys that can carry the virus, and more in this week’s Zika Watch.
- Animals
Insects may undermine trees’ ability to store carbon
Insects eat more leaves on trees grown in carbon dioxide-rich environments than those grown without the extra CO2. That may undermine forests as carbon sinks in the future.
- Ecosystems
Australian fairy circles first to be found outside Africa
Strange patterns of grassland bald spots called fairy circles show up in Western Australia.
- Paleontology
Ancient larvae built predator-thwarting mazes
Mazelike tunnels built by ancient insect larvae offered protection from predators, paleontologists propose.
- Agriculture
Just adding pollinators could boost small-farm yields
Adding pollinators could start closing gap in yields for small farms.
- Animals
When tarantulas grow blue hair
Azure coloring is surprisingly common in the spiders, though they themselves are colorblind.
- Animals
Silver ant hairs reflect sunlight, keeping Sahara dweller cool
The shiny hairs of the Saharan silver ant simultaneously reflect sunlight and permit the release of body heat, keeping the insects just cool enough to scavenge in the extreme summer sun.
- Animals
Microbes may help bears stay healthy when fat for hibernation
Brown bears fatten up for hibernation without suffering from weight-related problems. A new study shows that their gut microbes may help.
- Animals
Animals give clues to the origins of human number crunching
Guppies, dogs, chickens, crows, spiders — lots of animals have number sense without knowing numbers.
- Plants
Medfly control methods were ready for pest’s influx
50 years ago, researchers prepared to greet Mediterranean fruit flies with sterile males.
- Plants
Raindrops help pitcher plants trap dinner
Pitcher plants use the force of falling raindrops to fling prey into their traps.
