6,896 results
6,896 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.
- Life
Yeasts hide in many lichen partnerships
Yeasts newly discovered in common lichens challenge more than a century of thinking about what defines the lichen symbiosis.
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- Earth
Iron-loving elements tell stories of Earth’s history
By studying geochemical footprints of rare elements, researchers get a glimpse of the planet’s evolution.
- Science & Society
Readers debate gun violence research and more
Gun violence research, plaque-busting sugar and more in reader feedback.
- Plants
Scary tomato appears to bleed
A new species of Australian bush tomato bleeds when injured and turns bony in old age.
- Animals
Pandas have ultrasonic hearing
Giant pandas hear very high frequencies. Scientists still don’t know why.
- 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.
- Genetics
Ancient DNA tells of two origins for dogs
Genetic analysis of an ancient Irish mutt reveals complicated history of dog domestication.
- Life
Vaccines may offer defense against dengue, Zika and chikungunya
Mosquitoes carry several harmful viruses—dengue, Zika, chikungunya. Vaccines may be the best means of defense.
- Archaeology
Bear bone rewrites human history in Ireland
A rediscovered bear bone puts humans in Ireland at least 12,600 years ago.
