Humans
- Life
Mouse cells grown in rats cure diabetes in mice
Mixing cells of two species produces pig and cattle embryos with some human cells.
- Health & Medicine
50 years ago, methadone made a rosy debut
Heralded as the “answer to heroin addiction,” methadone is still used to treat opiate addiction, despite risks.
- Health & Medicine
A ban on screens in bedrooms may save kids’ sleep
Screens are associated with worse sleep in kids, and not just because of their lights and noises.
- Archaeology
Real-life adventure tale details search for legendary city
"The Lost City of the Monkey God" recounts archaeological expedition to uncover truth behind Honduras’ “White City" myth.
By Erin Wayman - Science & Society
Cancer studies get mixed grades on redo tests
Replications of cancer studies fail to reproduce some results.
- Climate
Monsoon deluges turned ancient Sahara green
The ancient Sahara Desert sprouted trees and lakes for thousands of years thanks to intense rainfall.
By Bruce Bower - Health & Medicine
Though complex, new peanut allergy guidelines are based on science
Unlike some past recommendations, new guidelines state that introducing babies to peanut-containing foods early is generally OK, with certain caveats.
By Meghan Rosen - Health & Medicine
Promise and perils of marijuana deserve more scientific scrutiny
Report outlines medical potential and health dangers of cannabis and its components.
By Bruce Bower - Paleontology
Readers weigh in on dinos, dark matter and more
Ancient bird calls, the search for dark matter and more in reader feedback.
- Archaeology
Hunter-gatherers were possibly first to call Tibetan Plateau home
Hunter-gatherers may have been Asia’s first year-round, high-altitude settlers.
By Bruce Bower - Archaeology
Ancient Egyptian pot burials were not just for the poor
In ancient Egypt, using pots for burial containers was a symbolic choice, not a last resort, archaeologists say.
- Health & Medicine
Ebola vaccine proves effective
The Ebola vaccine rVSV-ZEBOV proved effective at stopping the spread of the virus in a clinical trial in West Africa.
By Meghan Rosen