News
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EcosystemsTougher Weeds? Borrowed gene helps wild sunflower
Feeding concerns about developing superweeds, a test of sunflowers shows for the first time that a biologically engineered gene moving from a crop can give an advantage to wild relatives under naturalistic conditions.
By Susan Milius -
Health & MedicineToxin Trumped: New malaria vaccine protects mice
An experimental vaccine neutralizes a toxic molecule made by malaria-causing parasites.
By John Travis -
PhysicsScaling energy barriers to save data
Researchers demonstrate a promising new way to make semiconductor-based memory that doesn't erase when the power goes off.
By Peter Weiss -
EarthEl Niño: It’s back!
An increase in ocean temperatures in the central Pacific heralds the onset of El Niño, whose effects should show up in the United States this fall.