News
- Agriculture
Gut bacteria ally with Bt
A new study finds that a particular microbe makes caterpillars susceptible to the insecticide.
- Ecosystems
Fish shrinkage reversible, but better hurry
In an experiment, scientists show that, although it takes generations, fish can rebound from evolutionary pressures created by selective harvesting, which has pushed some populations to become small and slow-growing.
- Paleontology
Dinosaur handprints reveal birdlike arm anatomy
Inward-facing palms evolved much earlier than previously recognized, a new study finds.
- Health & Medicine
Popular acid blockers, anticlotting drug don’t mix
Acid-blocking drugs commonly prescribed to cardiac patients upon hospital discharge seem to interfere with an anticlotting drug.
- Health & Medicine
One protein mediates damage from high-fructose diet
A study in mice suggests that a liver protein mediates the harmful effects of consuming too much fructose, an increasingly common aspect of Western diets.
- Health & Medicine
Out-of-sync days throw heart and metabolism out of whack
When people sleep may be just as important as how much they sleep. Altered sleep patterns can lead to heart disease and diabetes, a new study suggests.
- Life
Gene links autism, bellyaches
Researchers have uncovered a genetic link between autism and gastrointestinal disorders in some families.
- Health & Medicine
Where choices happen
Different types of decisions are made in different areas of the brain’s frontal lobes, scientists say.
- Physics
Black hole constant makes unexpected appearance
A mathematical constant that emerges only in the unusual conditions of specific black hole systems has shown up in a simple Newtonian system.
- Humans
Playing for real in a virtual world
Preteen boys and girls interacting in a virtual world display the same contrasting play styles that have been observed in real-world settings.
- Space
Planet hidden in Hubble archives
A new way to process images reveals an extrasolar planet that had been hiding in an 11-year-old Hubble picture. The technique could shed new light on other telescope images as well.
- Anthropology
Modern feet step back 1.5 million years
Researchers say that 1.5-million-year-old footprints discovered in eastern Africa show that a human ancestor had modern-looking feet and walked much like people do today.
