News in Brief
More than four years after the Deepwater Horizon disaster in the Gulf of Mexico, scientists find that oil is still lingering over a large area on the seafloor.
News in Brief
Two archaeological sites in the Andes indicate that hunter-gatherers inhabited extreme altitudes earlier than previously thought.
A fossil hints at the unusual series of events that led to an ancient jellyfish’s preservation and may offer clues to understanding odd sand deposits found elsewhere.
The Rosetta spacecraft and its lander Philae are ready to make history in a risky rendezvous with comet 67P/Churyumov-Gerasimenko.
With some genetic engineering, bacteria can morph from bad to good and help attack invading cancer cells.
Genetic ties among present-day populations point to sea crossings centuries before European contact with Easter Island.
By splitting beams of light, a new microscopy technique can capture activity inside a cell.
Precocious female ferns release a partly formed sexual-identity hormone, and nearby laggards finish it and go masculine.
A photographer in a helicopter captured a double circular rainbow while flying around a storm near Perth, Australia.
Travel and retail websites alter search results depending on whether consumers use smartphones or particular web browsers.
Methane in Ohio groundwater comes from biological sources, such as bacteria, not fossil fuel exploration.
Reviews & Previews
Engineer Rob Manning recounts the decade of victories and setbacks that preceded Curiosity’s landing on Mars.