Life
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AnimalsWhen the giant ants went marching
A new study of an ancient fossil suggests that 50 million years ago, supersized ants went on a cross-continental trek.
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AnimalsOpen eyes, dozing minds
Scientists find that rats that stay up late are neither fully asleep nor fully awake.
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FossilsDangerous dinos in the dark
Eye fossils reveal predatory dinosaurs’ preference for hunting at night.
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AnimalsSecrets of the world’s extreme divers
For emperor penguins and other animals, being able to hold their breath the longest could be in the blood
By Roberta Kwok -
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AnimalsEating can be skin deep
In the laboratory, bottom-dwelling hagfish absorb nutrients through the skin.
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LifeFull-body taste
Turns out that the tongue isn’t the only place where the body can taste what you ate.
By Douglas Fox -
AnimalsThere’s no ‘i’ in elephant
These clever mammals may know when two trunks are better than one.
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PlantsCarnivorous plants say ‘cheese’
It took high-speed cameras to reveal how the bladderwort gets lunch.
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MicrobesLife in the bacterial underground
Tiny life forms in rock may coax minerals to release hydrogen for food.