Latest David Reich Stories
A comparison of nine ancient genomes to those of modern humans has revealed that present-day Europeans descended from at least three distinct groups of ancient humans, not two as previously believed.
A new study from the University of Cambridge finds that the DNA similarities between Neanderthals and modern humans are more likely to have arisen from a shared common ancestor than from interbreeding.
The largest survey of Native American DNA ever conducted has revealed that people settled the New World in three distinct waves, not one as previously believed.
More than just a tool for predicting health, modern genetics is upending long-held assumptions about who we are.
Scientists have recovered the DNA code of a human relative discovered recently in Siberia, which found that the relative roamed far from the cave that holds its only known remains.
NEW YORK, Oct. 29 /PRNewswire/ -- When clocks go back an hour early Sunday morning, our roads and highways may become more dangerous as people drive drowsy, according to The National Road Safety Foundation, Inc. (NRSF), a non-profit group that offers free driver safety programs.
Many teens heading back to school are sleep deprived as they drive to and from school, increasing their accident risk, U.S. researchers say. David Reich, spokesman for the National Road Safety Foundation, says drowsy driving is a risky behavior common among young drivers.
NEW YORK, Sept. 3 /PRNewswire/ -- As millions of teens head back to school, many will be driving to and from classes every day. Teens are at a greater risk of than any other age group to be involved in a crash, due largely to lack of experience.
LONDON (Reuters) - Humans' evolutionary split from their closest relatives, chimpanzees, may have been more complicated, taken longer and probably occurred more recently than previously thought, scientists said on Wednesday.
- To say in too many words; to express verbosely.
- To express in too many words: sometimes used reflexively.
- The leading idea or a repeated phrase, as of a song or ballad; the refrain; burden.