News
- Genetics
Cancer mutation patterns differ in smokers, nonsmokers
The DNA of smokers shows more damage than the DNA of nonsmokers who have the same kind of cancer.
- Climate
Human CO2 emissions put Arctic on track to be ice-free by 2050
Sea ice is shrinking by about three square meters for each metric ton of carbon dioxide emitted, new research suggests.
- Archaeology
People settled Australia’s rugged interior surprisingly early
Ancient colonists Down Under crossed the continent not long after arriving around 50,000 years ago.
- Genetics
Gene gives mice and chipmunks their pinstripes
A recycled regulator paints on rodents’ light stripes.
- Neuroscience
Eyes offer window into brain’s timekeepers
In new experiments of time perception, when pupils were large, monkeys underestimated a second.
- Psychology
Learning curve not so smooth
Preschoolers tend to reach a milestone of social thinking after months of fits and starts.
- Paleontology
Early birds could achieve liftoff
Early birds and other flying dinosaurs had the strong legs and wing speed needed to launch into the air directly from the ground, researchers argue.
- Life
Scientists need to redraw picture of cell’s biggest organelle
A close-up view of the cell’s endoplasmic reticulum reveals a different structure.
- Climate
Climate change shifts how long ants hang on to coveted real estate
Simulated climate warming reveals a new pattern in turnover of ant nests.
- Genetics
HIV came to NYC at least a decade before virus ID’d
DNA analysis of early viral strains tracks U.S. debut to early ’70s
- Quantum Physics
‘Time crystal’ created in lab
A chain of ions creates a crystal that repeats in time instead of in space.
- Health & Medicine
Training for parents may lessen some autism symptoms in kids
Training parents may help with some autism symptoms, a new study suggests.
