News
- Space
Most distant quasar raises questions
Superbright object appeared surprisingly soon after the Big Bang, challenging some theories about how black holes arose.
- Life
Alzheimer’s plaques due to purging flaw
A gene controls the clearance of a protein that accumulates in the brains of people with the condition.
- Earth
BPA makes male mice less macho
Studies show that exposures in the womb or during adolescence can erase masculine habits or reverse sexes' behavior.
- Animals
Lionfish no match for big groupers
Despite its invasive success, the lionfish can't withstand grouper appetites.
- Life
Tasmanian devil genomes offer some hope, few answers
While clues to combating the infectious cancer that's threatening the species remain elusive, the completion of two genetic blueprints reveals a low but stable genetic diversity.
- Humans
Bone may display oldest art in Americas
A mammoth engraved on a fossil may date from at least 13,000 year ago.
- Life
New gene therapy fixes mistakes
For the first time scientists have repaired a damaged gene in a living mouse.
- Earth
Floodwaters may trigger fault motion
In sediments under California’s Salton Sea, geologists find evidence for a natural disaster one-two punch.
- Health & Medicine
Snakebite treatment buys time
An ointment that slows the transport of venom from the bite site to the vital organs could keep victims alive long enough to reach medical care.
- Tech
Batteries not included
Researchers have developed a sensor that, when flexed, generates enough charge to send wireless signals.
- Psychology
Math disability tied to bad number sense
Children who don’t grasp arithmetic at all, unlike below-average students, have little feel for estimating quantities.
- Physics
New data zap views of static electricity
Materials appear to build up charge by exchanging tiny bits of material, a study concludes.
