All Stories
- Life
Safer creation of stem cells
A new technique for converting adult cells to stem cells avoids dangerous mutations in cell DNA
- Humans
Teaching babies to err
A puzzling error that infants make in a hiding game arises from their inherent tendency to interpret others’ behavior, a research team contends.
- Earth
New contender for Earth’s oldest rocks
Observing rare isotopes in rocks along the Hudson Bay in Northern Quebec suggest the rocks have remained intact for 4.28 billion years, making them Earth's oldest.
- Health & Medicine
The Foreign Drug Trade
Chances are you haven't a clue where your medicines come from.
- Health & Medicine
Window of opportunity for stroke treatment widens
Use of clot-busting drugs as long as 4½ hours after an event pays dividends later.
- Health & Medicine
Cancer data: Burying bad news
Featured blog: Data from the vast majority of human cancer trials never get published, a new study finds — and that's not a good thing.
- Physics
Photons caught in the act
Physicists manipulated a microwave pulse and could essentially watch it transition from a quantum state into the realm of classical physics.
- Health & Medicine
Closing in on Rett syndrome
Scientists find that a particular part of the mouse brain is responsible for behavioral abnormalities associated with Rett syndrome, an autism spectrum disease that strikes females.
- Health & Medicine
Diabetes drug helps shed pounds
The diabetes drug pramlintide facilitates year-long weight loss in obese volunteers, a new study shows.
- Space
Lowdown on the sun
The current solar minimum is the lowest — and one of the longest — recorded in the past 50 years, since modern measurements began.
- Space
Large Hadron Collider shuts down early for the winter
CERN announces that needed repairs, plus high fuel costs, will delay the first planned collisions until next spring.
- Planetary Science
Saturn’s rings may not be as young as they look
Saturn's rings might be more massive, and thus older, than researchers had believed.
