6,888 results
6,888 results for: Bears
- Climate
Arctic sea ice shrinks to second-lowest low on record
A warm summer helped shrink sea ice in the Arctic Ocean to a statistical tie with 2007 for the second smallest sea ice minimum on record.
- Archaeology
First settlers reached Americas 130,000 years ago, study claims
Mastodon site suggests first Americans arrived unexpectedly early.
- Oceans
Fleeting dead zones can muck with seafloor life for decades
Low-oxygen conditions can fundamentally disrupt seafloor ecosystems and increase carbon burial, new research shows.
- 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.
- Archaeology
How to get Ötzi’s look
DNA from Ötzi the Iceman’s clothes and quiver traced to both domesticated and wild animals.
- Environment
The list of diseases linked to air pollution is growing
Air pollution levels have come down since the 1970s, but smog is being linked with a growing list of diseases, including dementia, obesity, diabetes and even Parkinson’s.
- Planetary Science
Water plays big role in shaping dwarf planet Ceres
Findings from the Dawn spacecraft turn up cryovolcanoes, ice patches and hydrated minerals on Ceres, supporting the idea that water helped shape the dwarf planet.
- Planetary Science
Water has played a big role in shaping dwarf planet Ceres
Findings from the Dawn spacecraft turn up cryovolcanoes, ice patches and hydrated minerals on Ceres, supporting the idea that water helped shape the dwarf planet.
- Archaeology
People settled Australia’s rugged interior surprisingly early
Ancient colonists Down Under crossed the continent not long after arriving around 50,000 years ago.
- Planetary Science
Rock hounds are on the hunt for new carbon minerals
The race is on to find about 140 predicted carbon-based minerals in locations around the world. Map included.
- Animals
Unusually loose skin helps hagfish survive shark attacks
Hagfish skin that easily slips and slides can be a lifesaver in crises such as shark attacks.
- Health & Medicine
Year in review: Zika virus devastates Brazil and spreads fear across Americas
The increase in microcephaly in Brazil has spread fear of Zika infection across the Americas.
