NASA Study Finds Astronaut's Genes Changed While In Space
A study shows that not only do astronaut's genes change in space, but they have the potential to remained changed even months after the astronaut is back on Earth.
Health & Safety
Scientists Are Amazed By Stone Age Tools They Dug Up In Kenya
The discovery suggests an earlier start to the Middle Stone Age in Africa than previously documented. It also offers clues to early social networks and symbolic art by human ancestors.
Revolutionary Pediatrician T. Berry Brazelton Dies At 99
Pediatrician T. Berry Brazelton revolutionized the way parents interacted with their babies and young children. His career spanned more than half a century and included dozens of books, hundreds of publications and a TV show. He died Tuesday, just shy of his 100th birthday.
FDA Advances Plan To Slash Nicotine In Cigarettes
The Food and Drug Administration wants to reduce nicotine in cigarettes to levels so low that millions of smokers will be able to quit and millions more people will never take up the habit.
Is It Time To Bring Risk Back Into Our Kids' Playgrounds?
Are playgrounds in the U.S. too sterile and risk-averse to help our kids thrive? Anthropologist Barbara J. King considers play and child development in evolutionary perspective.
North Carolina Hospitals Move To End Flu Visitor Restrictions
Some of the largest hospital systems in North Carolina are ending child visitor restrictions put in place to try to reduce the number of flu cases, just as the death toll for the season surpasses 3
Biologists Trace Genetic Roots Of Evolution, One Cell At A Time
E.coli bacteria, each cell trapped in a tiny tube, are giving researchers the chance to study the pace and effects of single genetic mutations. Most mutations, the scientists find, aren't harmful.
Global Fund Pounded For Partnering With Heineken
Critics say it's not appropriate for a health group to work with a beer company. Others argue that such partnerships are vital to eliminate diseases like AIDS and TB by 2030.
Measuring Civic Engagement's Impact On Young Activists
A new study from Wake Forest Baptist Medical Center chronicles the impacts of activism on young participants.
Women In Pakistan Dared To March — And Didn't Care What Men Thought
The women marchers shouted slogans: "Women are here, harassers must fear!" Male bystanders gaped and shook their heads. It was a milestone event.