The Archaeologist Who Hunts For Stolen Art
Christos Tsirogiannis, a forensic archaeologist, explains to Ailsa Chang how he persuaded U.S. authorities to seize an ancient Italian vase from the Metropolitan Museum of Art.
Science
Vermont Medical School Says Goodbye To Lectures
The University of Vermont's Larner College of Medicine is planning to phase out lectures by 2019. The dean behind the effort says lectures aren't good at engaging learners.
Do You Have What It Takes To Be NASA's Next Planetary Protection Officer?
The job posting has elicited headlines about how the space agency is seeking a person to defend Earth from aliens. But it's really more about microorganisms than little green men.
White House Reverses Effort To Delay Obama Ozone Regulations
The Trump administration has reversed its effort to delay implementation of an Environmental Protection Agency regulation lowering acceptable ozone emissions, a major component of smog. The reversal comes after 16 states filed a lawsuit saying the delay was unlawful.
Artificial Light Deters Nocturnal Pollinators, Study Suggests
Scientists in Switzerland used mobile streetlamps to light up patches of cabbage thistle. They found that nocturnal pollinators, such as beetles and flies, mostly stayed away.
The Gulf Of Mexico's Dead Zone Is The Biggest Ever Seen
A record-setting "dead zone," where water doesn't have enough oxygen for fish to survive, has appeared this summer. One major cause is pollution from farms.
Earthquake Shakes Central Oklahoma, One Of 7 In 28 Hours
An earthquake of preliminary magnitude 4.2 hit Wednesday night. Earthquakes used to be rare in Oklahoma. Scientists say they're linked to the disposal of wastewater from fracking.
Animal Images In Prehistoric Rock Art: Looking Beyond Europe
Animals are depicted in rock art in more than 100 countries, not just in the famous "painted caves" of Europe. Barbara J. King talks to an archaeologist with a global view of human meaning-making.
Scientists Precisely Edit DNA In Human Embryos To Fix A Disease Gene
In experimental embryos, scientists were able to repair the gene that causes a serious heart disorder. More research is needed to confirm the method would produce healthy babies, they say.
Environmental Groups Challenge EPA In Court Over Ozone Rule
The Trump administration seeks to roll back and delay dozens of regulations across government, including one to lower smog-creating ozone. Environmental groups are challenging the EPA in court.