News
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LifeDissing a loaded label for some unicellular life
Prominent biologist calls ‘prokaryote’ outdated term.
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EarthTallying emissions in ports and at sea
Ships are major contributors to acid rain and ground-level ozone concentrations in some parts of the world.
By Sid Perkins -
SpaceIce cubes in space
Planetary scientists have determined the composition and orbits of two moons at the fringes of the solar system, finding that the bodies were created when an impactor struck the dwarf planet that they now orbit.
By Ron Cowen -
Health & MedicineHow herpes re-rears its ugly head
Researchers identify a key player in the reactivation of herpes simplex virus type 1.
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LifeWild herring prove fast organizers
Recent technology helps researchers find out how a bunch of fish turn into a shoal.
By Susan Milius -
Health & MedicineGestures speak volumes in the brain
A new brain-imaging study suggests that an understanding of spoken language relies on changing sets of brain networks that exploit acoustic and visual cues.
By Bruce Bower -
EarthExxon Valdez 20 Years Later
March 24 marked the 20th anniversary of the Exxon Valdez oil spill. The effects are still obvious today. A series of blogs from senior editor Janet Raloff describes the continuing aftermath.
By Janet Raloff -
Health & MedicineMale circumcision fends off the most common STDs
Male circumcision prevents some genital herpes and human papillomavirus infections, a study in Ugandan adolescent boys and men shows.
By Nathan Seppa -
SpaceAsteroid tracked from space to Earth
For the first time, researchers followed an asteroid from space to its crash into Earth, providing the opportunity to study an asteroid in a new way.
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Health & MedicineLicorice may interfere with certain drugs
Studies in rats suggest that the active compound in licorice root can promote or hinder the availability of certain drugs.
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AnimalsIt’s not just his croak
Male tree frogs with redder vocal sacs prove more popular with females, even at night.
By Susan Milius -
Birds, bats leave different wakes
The aerodynamic tale left behind a bird is different from that left behind a bat.
By Sid Perkins