News
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Hear, hear: Key ear part regenerates
Hairlike projections that allow ears to detect sounds regenerate every 2 days.
- Physics
Clues to exotic particles found again
Although a correction to theory last year watered down its results, further analysis of a muon experiment still provides hints of new subatomic particles.
- Earth
Uncertainty returns over sex-change fish
Scientists question whether a potentially gender-bending hormone found in polluted Florida streams is responsible for masculinized female fish.
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Grief travels different paths
A rare study of elderly individuals before and after the death of their spouses finds that a surprisingly large number stayed on an even emotional keel.
