“Putting crew on the rocket and taking the crew around the Moon, this is going be our first step toward a sustained lunar presence,” Honeycutt said. “It’s 10 days [and] four astronauts going farther from Earth than any other human has ever traveled. We’ll be validating the Orion spacecraft’s life support, navigation and crew systems ..
Tag : Science
“It speaks of remarkable comfort and organization on board,” said Uldum. “Now sailors could have hot meals similar to those on land, instead of the dried and cold food that previously dominated life at sea.” Plenty of dried meat and cold biscuits still awaited sailors for the next several centuries, of course, but when weather ..
That came as a surprise, since woolly rhinos disappear from the fossil record about 400 years later. Already, the species was making its last stand in northeastern Siberia; its range had been shrinking eastward since around 35,000 years ago. But apparently, on the cusp of extinction, the species was still doing pretty well in northeastern ..
Kramer, from the EPA, said the proposed rule is intended to curb what the agency views as misuse of Section 401 by some states to block projects for reasons unrelated to water quality. Kramer said the changes would ensure that section 401 “is not weaponized by states to shut down projects for political purposes, as ..
The move to exclude the estimated benefits relates specifically to fine particulate matter smaller than 2.5 micrometers (known as PM2.5) and ozone. This particulate matter, commonly produced by combustion, is small enough to make it through your respiratory system and into your bloodstream. For this reason, it is associated with a host of health impacts ..
Poisoned arrows or darts have long been used by cultures all over the world for hunting or warfare. For example, there are recipes for poisoning projective weapons, and deploying them in battle, in Greek and Roman historical documents, as well as references in Greek mythology and Homer’s Iliad and Odyssey. Chinese warriors over the ages ..
NASA officials said Thursday they have decided to bring home four of the seven crew members on the International Space Station after one of them experienced a “medical situation” earlier this week. The space agency has said little about the incident, and officials have not identified which crew member suffered the medical issue. James “JD” ..
Next, the entire experiment was repeated with one key variation: This time, during the training protocol, rather than addressing the dogs directly when naming new toys, the dogs merely watched while their owners talked to another person while naming the toys, never directly addressing the dogs at all. The result: 80 percent of the dogs ..
The actual impact of the US withdrawal on many of the UN bodies singled out by Trump would depend on how aggressively his administration followed through on its announcement. The head of one of the UN bodies named in the executive order said that the full effect of the move would become clear only during ..
Someone on the International Space Station suffered an unspecified “medical situation” Wednesday, prompting the postponement of a planned spacewalk and raising the possibility of an early return for a portion of the lab’s seven-person crew, NASA said in a statement. NASA has never ordered a medical evacuation from space before, but the option has always ..