1,410 results
1,410 results for: Whales
- Life
Ancestors of today’s placental mammals may never have shared the Earth with dinosaurs
A newly constructed family tree dovetails with the fossil record, but differs considerably from previous genetic studies by suggesting that placental mammals emerged after the dinosaur extinction.
- Chemistry
Supersmall lab-on-a-chip is superfast
Two-chamber nanowire device that quickly finds diagnostic molecules in blood could be a lifesaver.
- Life
Trunk in cheek, elephant mimics Korean
Novel posture lets animal imitate sounds of human words.
- Life
Polar bears older than previously thought
New analysis reveals that the Arctic species dates back to about 600,000 years ago.
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- Health & Medicine
Rare neurons found in monkeys’ brains
Cells linked to empathy and consciousness in primates may offer clues to human self-awareness.
- Humans
Noise is what ails beaked whales
Large-scale experiments reveal a sensitivity to sonar, apparently at lower levels than other species.
- Earth
Earth & Environment
Mountaintop mining, plastic fish and the return of the right whale in this week's news
- Life
Sardine fishery may be in peril
Cool ocean cycle, population slide evoke collapse of Pacific resource in the late 1940s.
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2011 Science News of the Year: Environment
Courtesy of Christopher Arp/USGS Arctic warming signs Climatologists pointing to the Arctic as the leading barometer of global change have plenty of new evidence that wholesale warming is under way. Observational data indicate that the region’s air, soils and water have warmed substantially since 2006, suggesting that the climate has established a “new normal” (SN […]
- Life
Antarctic humpbacks make a krill killing
Late-arriving sea ice enhances crustacean feast for whales, but the bounty may be fleeting.
- Physics
Acoustical Society of America
A new way to cough, music for the deaf, toadfish sonic sabotage and more in meeting news.
