News
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HumansPhysicist steps up to be science adviser
President Bush has announced that he intends to nominate John Marburger, the head of Brookhaven National Laboratory, as his science advisor.
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Tree pollen exploits surrogate mothers
An Algerian cypress releases pollen that can develop without fertilization, using another tree species' female organs instead of a mate's.
By Susan Milius -
Health & MedicineNicotine spurs vessel growth, maybe cancer
Test-tube and mouse experiments show that nicotine induces angiogenesis, the formation of new blood vessels.
By Nathan Seppa -
AstronomyAndromeda feasts on its satellite galaxies
A new study reveals that the Andromeda galaxy, the nearest large galaxy to the Milky Way, is a cannibal, devouring its tiny galactic neighbors.