Feature
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AnimalsBattle of the Hermaphrodites
A biologist argues that combining the sexes can actually make gender wars worse.
By Susan Milius -
Health & MedicinePick Your Antipoison
New research may soon make treating venomous bites and stings less expensive, less risky, and more effective.
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AstronomyToo Much Deuterium?
A new study appears to solve a 35-year-old puzzle about the distribution of deuterium in the Milky Way, but poses new questions about how stars and galaxies are formed.
By Ron Cowen -
EcosystemsBad-News Beauties
Discarded aquarium fish are the likely source of an alien species that's breeding in the Atlantic and could threaten economically important U.S. fisheries.
By Janet Raloff -
AnthropologyMental Leap
As scientists discover traits shared by human and ape ancestors millions of years ago, they try to fill in the gaps of human evolution.
By Eric Jaffe -
ChemistryTarget Practice
As they study the biochemical processes that make Mycobacterium tuberculosis tick, researchers are finding new targets to exploit to combat the microbe.
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PaleontologyBone Hunt
Science News reporter Sid Perkins recounts the trials and tribulations of digging for dinosaurs in central Montana.
By Sid Perkins -
HumansMutant Maps
Struck by an analogy between genetic mutations and flaws in antique printed documents, a biologist has devised a method to analyze such flaws to pinpoint publication dates of rare, undated documents.
By Peter Weiss -
Health & MedicineThe Screen Team
New and experimental methods of screening for colorectal cancer that patients find less unpleasant than current tests could take a bite out of the malignancy's toll.
By Ben Harder -
AstronomyThe Sun’s Halo in 3-D
A new computer map of the sun's outer atmosphere and spacecraft ready for launch are expected to shed new light on the origin of solar eruptions and provide more accurate warning of their impact on Earth.
By Ron Cowen -
Outside Looking In
A new wave of research offers insights into the nature and causes of Asperger syndrome, a condition related to autism that's characterized by social cluelessness, repetitive behavior, and unusually narrow interests.
By Bruce Bower -
AnimalsCrouching Scientist, Hidden Dragonfly
Although dragonflies are among the most familiar of insects, science is just beginning to unravel their complex life stories.
By Susan Milius