News
- 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.
