News in Brief
- Archaeology
People may have lived in Brazil more than 20,000 years ago
Stone Age humans left behind clues of their presence at a remote Brazilian rock shelter.
- Astronomy
Star that exploded in 1437 tracked to its current position
Astronomers have hunted down a star seen exploding in the year 1437 and traced it since, offering clues to the stages of a white dwarf.
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- Genetics
Gene editing creates virus-free piglets
Pigs engineered to lack infectious viruses may one day produce transplant organs.
- Particle Physics
Neutrino experiment may hint at why matter rules the universe
T2K experiment hints at an explanation for what happened to antimatter.
- Plants
A new portrait of the world’s first flower is unveiled
A reconstruction of the first flowers suggests the ancient blooms were bisexual.
- Materials Science
Diamond joins the realm of 2-D thin films, study suggests
Scientists squeezed graphene sheets into diamondene.
- Astronomy
Astronomers may have found an exomoon, and Hubble is going to check
A distant object may be the first exomoon detected.
- Agriculture
GM moth trial gets a green light from USDA
GM diamondback moths will take wing in a New York field trial.
- Archaeology
Copper in Ötzi the Iceman’s ax came from surprisingly far away
Copper for the ancient Iceman’s blade traveled about 500 kilometers to his northern Italian home region.
- Climate
Rising temperatures may mean fewer passengers on airplane flights
Global warming could force airplanes to carry a lighter load — and fewer passengers —on each flight.
- Astronomy
Teensy star vies for title of smallest known
A Saturn-sized star is one of the smallest yet discovered.
