News
- Life
Eggs may be made throughout adulthood
The discovery of stem cells in human ovaries suggests that women are not born with a lifetime’s supply of gametes.
- Physics
Loose cable blamed for speedy neutrinos
In uncovering a technical flaw, physicists now know why an experimental result that couldn’t have been true wasn’t.
- Life
Bird flu less deadly, but more widespread, than official numbers suggest
The H5N1 virus appears to have infected far more than the 573 officially confirmed victims.
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