
The Mysterious Case of the Missing Noble Gas
Xenon has almost vanished from Earth's atmosphere. Geoscientists think it might have disappeared in space
Ewen Callaway is a senior reporter at Nature.

The Mysterious Case of the Missing Noble Gas
Xenon has almost vanished from Earth's atmosphere. Geoscientists think it might have disappeared in space

Claim That Links Economic Success and Genetic Diversity Draws Criticism
Genoeconomists' use of population-genetic data to predict economic success is sparking a war of words, including charges of racism

Vaccine Trial Reveals Weak Spots in HIV's Armor
A new analysis identifies targets for an immune response that could improve AIDS vaccines

Amino-Acid Deficiency Found to Underlie Rare Form of Autism
Genetic mutations in a metabolic pathway could be fixed with protein supplements

Older Fathers Pass On More Mutations to Children
Risks for autism and schizophrenia rise for kids of older fathers, and a new genetic study suggests why

E. Coli Strain Linked to Cancer in Mice
The DNA-damaging bacterium is found to flourish in the guts of mice with inflammatory bowel disease, putting them at higher risk for colorectal cancer

Why Great Olympic Feats Raise Suspicions
"Performance profiling" could help catch athletes who use banned performance-enhancing drugs

High-Profile Geneticists Post Findings on Popular Prepublication Site
Population biologists are turning more and more to arXiv, already popular among physicists, to gain wider readership and rapid reviews of results

Single Genetic Variant Is Linked to Multiple Sclerosis Risk
The discovery could help to improve clinical trials of potential therapies

Giant Reef Fish Head-Butt Rivals for Sex
Ramming behavior among male bump-head parrot fish, which occurs during competition for females, has been observed by humans for the first time

Gene Hunt Is On for Mental Disabilities in Children
In most cases, identifying mutations will not point to medical treatments, let alone cures. But scientists say the importance of a diagnosis should not be discounted

Alex the Parrot's Posthumous Paper Shows His Mathematical Genius
Alex and a chimpanzee named Sheba are the only nonhumans that have so far been shown to represent the numerical value of a summed set, an ability once thought to depend on language

Red-Wine Researcher Implicated in Data Misconduct Case
An investigation has found a UConn lab chief guilty of falsifying data. He denies the allegations. The lab studies wine's health benefits

Chimps Experience Synesthetic Sense-Intermingling, Like Humans Do
Apes' association of tones and shades may hold clues to human synesthesia and language

Could Stem Cells Rescue an Endangered Species?
Scientists have made reprogrammed stem cells from an endangered rhinoceros and a monkey