News
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PhysicsPiddly Puddle Peril: Little water pools foil road friction
Physicists have proposed an explanation for how even slight wetness can cut road-to-rubber friction.
By Peter Weiss -
PlantsGive and Take: Plant parasites dole out genes while stealing nutrients
New evidence suggests that parasitic plants can transfer their own genes into host plants.
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Health & MedicineVaccine Stretch: Smaller dose packs punch against flu
A fraction of the standard dose of flu vaccine appears to grant people immunity to influenza if injected into the skin rather than in the muscle of the upper arm.
By David Shiga -
EarthDDT linked to miscarriages
A study of Chinese women finds that the pesticide DDT can not only affect menstrual cycles but also foster miscarriages very early in pregnancy.