6,697 results
- Life
Magnetic sense linked to molecule
Fruit fly experiments shed light on animals’ use of Earth’s magnetic field for orientation and navigation.
- Animals
Live fast, die young
With a lifespan of just five months, the chameleon Furcifer labordi leads a briefer life than any other land-dwelling vertebrate.
- Health & Medicine
One Downside to Sushi
Uncooked fish can host detectable concentrations of potentially toxic chemicals — pollutants that cooking can make disappear,
- Health & Medicine
Itch
When it comes to sensory information detected by the body, pain is king, and itch is the court jester. But that insistent, tingly feeling—satisfied only by a scratch—is anything but funny to the millions of people who suffer from it chronically.
- Animals
Wild innovation
Researchers have published a rare description of a wild chimpanzee devising and modifying a novel form of tool use.
- Ecosystems
Nomadic ants hunt mushrooms
A species of ants not well understood surprises researchers with a nomadic lifestyle, roaming the rainforest on fungal forays.
- Ecosystems
Bring in the replacements
Missing links in ecosystems disrupted by extinctions could be restored by introducing species that perform the same function, new field experiments suggest.
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- Animals
Fenced-off trees drop their friends
Protecting acacia trees from large, tree-munching animals sets off a chain of events that ends up ruining the trees' partnership with their bodyguard ants.
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- Earth
The Costs of Meat and Fish
The purchase price is often but a small part of the true cost of many animal products in the diet.
- Health & Medicine
Dopamine could help the sleep-deprived still learn
Sleep loss impairs fruit flies’ ability to learn, just as it does in people. But boosting dopamine in the flies can erase these learning deficits.
