6,868 results
6,868 results for: Bears
- Health & Medicine
Risk of travelers to Olympics sparking new Zika outbreaks low
Just four countries — Chad, Djibouti, Eritrea and Yemen — bear a substantial risk of bringing Zika virus home from the Olympics and having it spread, the CDC says.
- Chemistry
Four newest elements on periodic table get names
Four elements officially recognized in December, highlighted in yellow, now have names that honor Japan, Moscow, Tennessee and physicist Yuri Oganessian.
- Chemistry
Four newest elements on periodic table get names
Four elements officially recognized in December, highlighted in yellow, now have names that honor Japan, Moscow, Tennessee and physicist Yuri Oganessian.
- Animals
To prevent cannibalism, bring chocolate
If a date goes bad for a nursery web spider, a romantic gift can serve as a shield.
- Oceans
Sea ice algae drive the Arctic food web
Even organisms that don’t depend on sea ice depend on sea ice algae, a new study finds. But Arctic sea ice is disappearing.
- Climate
Human CO2 emissions put Arctic on track to be ice-free by 2050
Sea ice is shrinking by about three square meters for each metric ton of carbon dioxide emitted, new research suggests.
- Genetics
Endurance training leaves no memory in muscles
Unlike strength training, endurance workouts left no genetic trace months later, calling into question idea of a general muscle memory.
- Health & Medicine
The opioid epidemic spurs a search for new, safer painkillers
Today’s opioids stop pain — but they’re also dangerous. Scientists are hunting for replacements.
- Animals
Study ranks Greenland shark as longest-lived vertebrate
Radiocarbon in eye lenses suggests mysterious Greenland sharks might live for almost 400 years.
- Animals
Polar bears’ ‘walking hibernation’ not much of an energy saver
Summer’s “walking hibernation” doesn’t shut down polar bears as much as winter does.
- Climate
Year in review: Sea ice loss will shake up ecosystems
Researchers are studying the complex biological consequences of polar melting and opening Arctic passageways.
- Animals
Feral dogs take a bite out of Andean wildlife
A survey of a remote park in Ecuador finds feral dogs are a problem for many species of native mammals.
