From Molecules to Organisms: Structures and Processes
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Animals
Explainer: How brief can hibernation be?
Many animals frequently slow body functions and drop their temperatures — sometimes for just a day. Is that hibernation, or just torpor? Are the two even related? Scientists disagree.
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Animals
Wild hamsters raised on corn eat their young alive
European hamsters raised in the lab turn into crazy cannibals when fed a diet rich in corn, new data show. The problem may trace to a shortage of a key vitamin.
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Animals
Cool Jobs: Abuzz for bees
These scientists are keeping bees healthy, making medicines for people from honey and constructing bee-inspired robots.
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Health & Medicine
Speaking Mandarin may offer kids a musical edge
Scientists have linked a type of musical ability with the knowledge of Mandarin, the primary language of China.
By Dinsa Sachan -
Tech
Wired and weird: Meet the cyborg plants
By mixing electronics with greenery, engineers have made plants that conduct electricity, detect bombs and send email.
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Genetics
How to view tiny parts of DNA? Make them ‘blink’
A new technique can image nanoscale structures in cells without hurting them. No dyes needed. All you have to do is stimulate them with the right color of light.
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Life
How to make a ‘three-parent’ baby
Scientists combined an egg, sperm and some donor DNA: The end result: what appears to be healthy babies.
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Animals
Scientists Say: Hibernation
Hibernation is more than a deep sleep. Animals that hibernate lower their body temperature and reduce their body activities for months.
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Animals
Under blanket of ice, lakes teem with life
Life under frozen lakes is vibrant, complex and surprisingly active, new research finds. In fact, some plants and animals can only live under the ice. But with climate change, will that continue?
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Science & Society
Heartbeat can affect racial perception of threat
Links between nerves in the heart and the brain shed light on why some police may be more likely to shoot an unarmed person who’s black than one who is white.
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Health & Medicine
Scientists Say: Frostbite
As we get cold, the blood vessels near our skin constrict to keep body heat in. But in the process, they leave some tissues in danger of frostbite.
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Health & Medicine
Scientists Say: Hypothermia
Our bodies need to stay warm to function correctly. If our temperature drops too much, we can suffer from hypothermia.