1,425 results
1,425 results for: Whales
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- Life
Killer whale mama’s boys live longer
Survival benefits may explain females’ extended life span following menopause.
- Life
Trunk in cheek, elephant mimics Korean
Novel posture lets animal imitate sounds of human words.
- Life
Blue whales’ diet and exercise rolled into one
Marine predator performs underwater acrobatics for best chance at catching a meal.
- Life
Ocean noise is a whale of a stressor
The post-9/11 quiet in Atlantic shipping lanes calmed the biggest marine mammals, hormone measurements suggest.
- Life
Sardine fishery may be in peril
Cool ocean cycle, population slide evoke collapse of Pacific resource in the late 1940s.
- Life
Polar bears older than previously thought
New analysis reveals that the Arctic species dates back to about 600,000 years ago.
- Health & Medicine
Rare neurons found in monkeys’ brains
Cells linked to empathy and consciousness in primates may offer clues to human self-awareness.
- Chemistry
Supersmall lab-on-a-chip is superfast
Two-chamber nanowire device that quickly finds diagnostic molecules in blood could be a lifesaver.
- Paleontology
Whales started small
The ancestors of whales, some of which are the largest creatures ever to evolve, probably were mammals no larger than a fox.
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When Mice Fly: Bat DNA leads to longer limbs in mouse embryos
Mice with a stretch of bat DNA grow longer limbs, a possible step in the evolutionary path to wings.
- Paleontology
Life explodes twice
The Ediacaran fauna were as varied as all animals in existence today and, more impressively, as in the Cambrian, report paleontologists.
