News
- Tech
Tiny muscles pull a big punch
Coated carbon nanotubes form the basis of this smart new material.
- Humans
Oldest examples of hunting weapon uncovered in South Africa
A common ancestor of people and Neandertals may have flung stone-tipped shafts at animal prey.
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- Life
Ebola may go airborne
Infected pigs can transmit virus to primates without contact, a new study finds.
- Earth
Global drought may have changed less than thought
Simple models have overestimated drying over past 60 years.
