Search Results for: Whales
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1,426 results for: Whales
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LifeTrunk in cheek, elephant mimics Korean
Novel posture lets animal imitate sounds of human words.
By Susan Milius -
LifeBlue whales’ diet and exercise rolled into one
Marine predator performs underwater acrobatics for best chance at catching a meal.
By Susan Milius -
LifeOcean noise is a whale of a stressor
The post-9/11 quiet in Atlantic shipping lanes calmed the biggest marine mammals, hormone measurements suggest.
By Devin Powell -
LifeSardine fishery may be in peril
Cool ocean cycle, population slide evoke collapse of Pacific resource in the late 1940s.
By Susan Milius -
LifePolar 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 & MedicineRare neurons found in monkeys’ brains
Cells linked to empathy and consciousness in primates may offer clues to human self-awareness.
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ChemistrySupersmall lab-on-a-chip is superfast
Two-chamber nanowire device that quickly finds diagnostic molecules in blood could be a lifesaver.
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PaleontologyWhales started small
The ancestors of whales, some of which are the largest creatures ever to evolve, probably were mammals no larger than a fox.
By Sid Perkins -
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.
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PaleontologyLife explodes twice
The Ediacaran fauna were as varied as all animals in existence today and, more impressively, as in the Cambrian, report paleontologists.
By Amy Maxmen -
AnimalsWhales Drink Sounds: Hearing may use an ancient path
Sounds can travel to a whale's ears through its throat, an acoustic pathway that might be ancient in the whale lineage.
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HumansWhaling back to the future
International commission meets after soul-searching on years of dispute.
By Susan Milius