6,899 results
6,899 results for: Bears
- Animals
These seals haven’t lost their land ancestors’ hunting ways
Clawed pawlike forelimbs help true seals hunt like their land-dwelling ancestors.
- Planetary Science
Getting NASA’s Pluto mission off the ground took blood, sweat and years
Alan Stern talks about the new book ‘Chasing New Horizons’ and what’s next for the spacecraft that got close to Pluto.
- Anthropology
Ardi walked the walk 4.4 million years ago
Ancient hominid evolved upright stance without sacrificing climbing ability.
- Planetary Science
Cosmic dust may create Mars’ wispy clouds
Magnesium left by passing comets seeds the clouds of Mars, a new study suggests.
- Anthropology
Museum mummies sport world’s oldest tattoo drawings
A wild bull and symbolic designs were imprinted on the bodies of two Egyptians at least 5,000 years ago.
- Animals
A new species of tardigrade lays eggs covered with doodads and streamers
These elegant eggs hint that a tardigrade found in a Japanese parking lot is a new species.
- Anthropology
Ancient climate shifts may have sparked human ingenuity and networking
Stone tools signal rise of social networking by 320,000 years ago in East Africa, researchers argue.
- Earth
Diamonds reveal sign of the deepest water known inside Earth
A rare form of ice crystal in the gems could have formed only at the crushing pressures found in the mantle.
- Planetary Science
5 things we’ve learned about Saturn since Cassini died
The Cassini spacecraft plunged to its death into Saturn six months ago, but the discoveries keep coming.
- Animals
A peek into polar bears’ lives reveals revved-up metabolisms
Polar bears have higher metabolisms than scientists thought. In a world with declining Arctic sea ice, that could spell trouble.
- Archaeology
Cave art suggests Neandertals were ancient humans’ mental equals
Ancient humans’ close relatives also created rock art and shell ornaments, studies assert.
- Neuroscience
Depression among new mothers is finally getting some attention
Scientists search new mothers’ minds for clues to postpartum depression.
