6,868 results
6,868 results for: Bears
- Animals
Water bears’ genetic borrowing questioned
A new analysis of tardigrade DNA suggests that water bears don’t swap many genes with other organisms after all.
- Health & Medicine
Birth defects occur in 1 in 10 pregnancies with first trimester Zika infection
About 6 percent of U.S. women infected with Zika virus have infants or fetuses with birth defects, according to preliminary CDC results. For women infected in the first trimester, the number is even higher: nearly 11 percent.
- Animals
Camera trap catches a badger burying a cow
Badgers are known to bury small animals to save them for future eating. Now researchers have caught them caching something much bigger: young cows.
- Genetics
Water bears are genetic mash-ups
Drying out may help tardigrades soak up new DNA, which in turn aids the water bears in withstanding stress.
- 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.
