News
- Earth
Mexican silver made it into English coins
Chemical tests of currency help reveal where New World riches flowed.
- Psychology
Word-detecting baboons are a tough read
New models offer contrasting views of monkeys’ ability to identify frequently seen letter pairs.
- Tech
Printed robot moves with a beat
Tiny device created with a 3-D printer employs heart cells to make it move.
- Earth
Gulf spill harmed small fish, studies indicate
Effects vary but dire impacts seen with some very low exposures.
- Health & Medicine
Protein’s destructive journey in brain may cause Parkinson’s
Clumps of alpha-synuclein move through dopamine-producing cells, mouse study finds.
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- Space
Rogue planet found among gang of stars
Astronomers report the closest such free-floating object to Earth.
- Life
Rainforest katydids evolved mammal-like ears
Tiny hearing organs below insect’s knees have a structure similar to those in humans.
- 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.
