Search Results for: Bears
6,709 results
- Animals
Here’s how polar bears might get traction on snow
Microstructures on the Arctic animals’ paws might offer extra friction that keeps them from slipping on snow, a new study reports.
- Animals
At the foot of a melting glacier in Peru, llamas helped revitalize the land
A partnership between scientists and farmers suggests how llama herding can mitigate some of the impacts of climate change.
- Space
The James Webb telescope may have spotted stars powered by dark matter
Three objects in the distant universe bear signs of hypothesized “dark stars,” researchers claim, though others say more definitive data are needed.
-
The animal kingdom never ceases to amaze
Editor in chief Nancy Shute revels in the wonder of animals, from psychedelic toads to extinct pterosaurs.
- Plants
Berkley Walker wants to revamp photosynthesis for a changing climate
Finding ways to make plants work better could help feed a growing population, especially as the planet warms.
- Paleontology
Insect bites in plant fossils reveal leaves could fold shut millions of years ago
The 252-million-year-old fossil leaves have symmetrical holes, which suggest an insect bit through the leaves when they were folded.
- Animals
These brainless jellyfish use their eyes and bundles of nerves to learn
No brain? No problem for Caribbean box jellyfish. Their seemingly simple nervous systems can learn to avoid obstacles on sight, a study suggests.
- Planetary Science
Granite likely lurks beneath the moon’s surface
Without plate tectonics or water, granite is hard to make. But a 50-kilometer-wide hunk sits beneath the moon’s surface, lunar orbiter data suggest.
- Paleontology
Living fast may have helped mammals like ‘ManBearPig’ dominate
Staying in the womb for a while but being born ready to rock may have helped post-dinosaur mammals take over the planet.
- Tech
50 years ago, a balloon circumnavigated the world for science
A 1973 high-altitude flight kicked off an era of useful stratospheric balloon science. Some scientists worry that heightened concerns over alleged spy balloons might hamper that.
- Archaeology
Indigenous input revealed early hints of fiber making in the tropics
To decipher marks on nearly 40,000-year-old stone tools and figure out what they were used for, researchers turned to the Philippines’ Pala’wan people.
- Ecosystems
Some polar bears in Greenland survive on surprisingly little sea ice
“Glacial mélange” could provide a last refuge for some bears as the Earth warms, but climate action is needed to preserve the species, researchers say.
