All Stories
- Astronomy
High-energy neutrinos ensnared from beyond the solar system
Speedy particles detected in Antarctica may point to gargantuan black holes or cataclysmic explosions.
- Life
Chemotherapy needs gut bacteria to work
Antibiotics may prevent anticancer drugs from killing tumors.
- Animals
Malformed frogs rarer than thought
Frogs with skin cysts or shortened or missing legs make up only 2 percent of the amphibians collected during a 10-year study.
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- Animals
Green sea slugs aren’t solar powered after all
Several species of sea slugs hold on to algal chloroplasts, digesting them weeks or months later. Scientists assumed the creatures were able to use these chloroplasts to make their own food in lean times. A new study finds that at least two of the species aren't solar powered after all.
- Health & Medicine
Eating nuts may extend a person’s life
People who regularly ate peanuts or tree nuts were less likely to die during decades-long studies.
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- Genetics
Ancient Siberian bones clarify Native American origins
Some New World ancestors came from western Eurasia, not East Asia.
- Planetary Science
Ancient Martian meteorite preserves chunks of planet’s early crust
Rock could reveal what Mars was like 4.4 billion years ago.
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- Animals
Comb jelly immune system can spot old enemies
Animal at base of family tree could help researchers understand the evolution of immunity.
- Life
Blood clotting disorder blocked in dogs
Gene therapy stopped severe bleeding in dogs with the blood clotting disorder hemophilia.
