WASHINGTON - Human ancestors may have been capable of using tools much earlier than previously thought.
CAPE CANAVERAL, Fla. - Scientists using Europe’s comet-orbiting Rosetta spacecraft have discovered that the complicated ancient body is coated with surprisingly simple organic molecules and surrounded by a changing cloud of gases, according to new research released on Thursday.
- Rising threats from climate change and nuclear arsenals prompted the scientists who maintain the Doomsday Clock, a symbolic countdown to global catastrophe, to move it two minutes closer to midnight on Thursday, its first shift in three years.
- The smallest critters who occupy the bottom of the cold, clear waters of Lake Tahoe are dying off at an alarming rate and scientists are trying to find the cause to protect the fragile ecosystem of the lake high in the Sierra Nevada range.
- Space Exploration Technologies (SpaceX), founded by Elon Musk, said it has raised about $1 billion in a financing round with two new investors, Google Inc and Fidelity.
NEW YORK - A year after creating organisms that use a genetic code different from every other living thing, two teams of scientists have achieved another "synthetic biology" milestone: They created bacteria that cannot survive without a specific manmade chemical, potentially overcoming a major obstacle to wider use of genetically modified organisms (GMOs).
ROME (Thomson Reuters Foundation) - About 20 percent of the world's fishing catch is taken illegally by poachers, experts estimate, but a new satellite tracking system launched on Wednesday aims to crack down on the industrial-scale theft known as "pirate fishing."
CAPE CANAVERAL, Fla - An unmanned Atlas 5 rocket blasted off from Cape Canaveral Air Force Station in Florida on Tuesday with a next-generation communications satellite designed to provide cellular-like voice and data services to U.S. military forces around the world. | Video
ABU DHABI - A plane powered by the sun will attempt an unprecedented flight around the world next month, the project's founders said, seeking to prove that flying is possible without using fossil fuel.
WASHINGTON - The contents of hundreds of papyrus scrolls that were turned into charcoal in the eruption of Italy's Mount Vesuvius in 79 AD - one of the great natural disasters of antiquity - have long remained a mystery. That soon may change.
GENEVA - The World Health Organisation (WHO) drew sharp criticism on Sunday over its response to the Ebola epidemic, with donors and agencies urging the creation of a contingency fund and an emergency workforce to respond quickly to future crises.