6,903 results
6,903 results for: Bears
- Earth
Mineralogy’s link to ecology makes an Earth twin unlikely
Earth’s unique blend of minerals emerged with the evolution of life, making it extremely unlikely that another planet has Earth’s exact mineral composition.
- Ecosystems
Cities are brimming with wildlife worth studying
Urban ecologists are getting a handle on the varieties of wildlife — including fungi, ants, bats and coyotes — that share sidewalks, parks and alleyways with a city’s human residents.
- Science & Society
This study of hype in press releases will change journalism
A survey of press releases and their related scientific studies shows that hype may creep from press releases to news coverage. But this doesn’t give anyone at any stage of the news cycle a pass.
- Life
Springs bring gecko stickiness to human scale
Springs of a stretchy alloy let gecko-inspired adhesives work at human scales to climb glass walls or grab space junk.
- Planetary Science
Two travelers from far beyond Neptune return home
Two bodies approaching from the edge of the solar system may have been tossed out there by Jupiter over 4 billion years ago.
- Tech
Designing robots to help in a disaster
Ideally, robots could take over for human crews in disaster zones. But seemingly simple tasks, such as walking, communicating and staying powered up, still pose big challenges.
- Genetics
Genes tell tale of cat domestication
A peek into cats’ genetic makeup may help reveal how hissing wild felines became purring tabbies.
- Climate
Melting ice forces walrus detour
Warming temperatures and shrinking summer ice cover have forced the animals to seek solid ground during feeding season.
- Planetary Science
Water arrived on Earth earlier than thought
Ancient meteorites from the asteroid Vesta indicate that Earth’s water was available before planet formed.
- Planetary Science
A distant planet may lurk far beyond Neptune
Strange orbits in the Kuiper belt revive talk of a Planet X in the solar system.
- Animals
Lacking ice, huge walrus herd congregates on Alaska shore
A large group of walruses has hauled out on the beach near Point Lay, Alaska. The animals have been forced onto shore due to a lack of sea ice in the region.
- Paleontology
3-D scans reveal secrets of extinct creatures
Paleontologists can dig into fossils without destroying them and see what’s inside using 3-D scanning. What they’re learning helps bring the past to life.
