
Twenty Percent Recall

Twenty Percent Recall

The Roots of Punishment
A finding from a theoretical model of cooperative activity reveals that making an enterprise optional also makes it more sustainable

More Humanlike Mouse Stem Cells Discovered
Finding may enhance understanding of human embryonic stem cells and lead to better models for regenerative therapies

Scientists Reverse Mental Retardation in Mice
Finding could set the stage for ways to reverse damage in sufferers of the inherited fragile X syndrome

Parkinson's Gene Therapy Breakthrough May Enter Clinical Trials by Year-End
Promising results delivered in the first human clinical trial testing the procedure against the neurodegenerative disorder

Intelligence Fostered by Firstborn Treatment
Study of thousands of Norwegian men finds that firstborn children (and those raised as firstborns) are brighter than younger siblings

Bad News for Dinos Was Good News for Mammals
A new exhaustive fossil analysis says mammals originated after the demise of dinosaurs, but the debate continues

You May Not Have Rhythm, but Your Brain Does
New research begins to demystify communication between brain regions, potentially paving the way to treating disorders caused by crossed signals

Some Blood Diseases May Stem from Cells' Environment
Two studies finger bone-marrow defects rather than cells as culprits in blood disorders known as myeloproliferative syndromes

Blood Pressure Drug, Stem Cell Transplant Seen as Possible New Parkinson's Treatments
Researchers report they alleviated the debilitating effects of the neurodegenerative disease in mice and monkeys

Think You've Previously Read About This? Click This to Find Out Why
Researchers pinpoint the part of the brain that causes déjà-vu, which could lead to new memory-boosting therapies

Chimps Spread the News
Study provides first evidence that chimpanzees pass along newly learned behaviors and customs to other communities

A Step Toward a Living, Learning Memory Chip
Israeli scientists imprint multiple, persistent memories on a culture of neurons, paving the way to cyborg-type machines

If Cutting Carbon Isn't Enough, Can Climate Intervention Turn Down the Heat?
Geoengineering could help stave off global warming, but it could also create some big problems

Genes May Be Key to Lung Cancer Care
A new study shows that variations in the genes of Japanese and American lung cancer patients may contribute to how well their disease responds to chemotherapy

The Genetic Roots of Autism

Brain Damage for Easier Moral Choices

Collagen from T. Rex

Newfound Stem Cells May Lead to Regenerative Therapies for Damaged Muscles
The discovery of versatile stem cells in muscle tissue could help combat the progression of muscular dystrophy.

A Genetic Basis for Language Tones?
Scottish scientists uncover a striking link between genes for brain size and tonality in spoken language

Parlez Vous English, Baby?
Infants can recognize different languages simply by observing a speaker's gestures

New Neurons in Old Brains Exhibit Babylike Plasticity
Study finds a window of adaptability in newly formed brain cells; may lead to stem cell therapies for neurodegenerative disorders

Oxygen Meant to Resuscitate May Damage Brain
Imaging study finds that pure oxygen feeds routinely administered to revive stroke victims and others may do more harm than good

Viagra May Give a Boost to the Jet-Lagged
The drug approved to remedy erectile dysfunction shows promise in warding off time-change fatigue in hamsters