News
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Invader ants win by losing diversity
The Argentine ants that are trouncing U.S. species derive much of their takeover power, oddly enough, from losing genetic diversity.
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Attachment disorder draws closer look
A substantial minority of children exposed to severe deprivation in institutions as infants can't form close relationships, a condition for which there is no established treatment.
- Earth
Warm band may have girdled snowball Earth
A swath a liquid ocean may have hugged the planet's midriff even during the most frigid global climatic episodes between 800 million and 600 million years ago, allowing life to survive.
- Health & Medicine
New inner ear hair cells grow in rat tissue
Using a gene known to control hair-cell growth, researchers have grown hair cells in tissue taken from newborn rats' cochleas, raising hopes that inner ear damage may someday be reversible.
