Four scientists will be living on a mock Mars base for a year that has been built inside the Johnson Space Center in Houston.
Friday's announcement by the National Oceanic and Atmospheric Administration says the global average temperature of nearly 62.1 degrees in July edged records set in 2016.
Collapse of Afghanistan, Future of Fast Food & Britney Gets a Win
Scientists have fine-tuned the path of the asteroid Bennu and say the odds of it smacking into Earth are higher than previously thought but still quite low.
Northrop Grumman is making another supply run to the International Space Station. The speedy, special delivery includes pizza for the seven residents on board.
The Centers for Disease Control and Prevention is urging all pregnant women to get vaccinated against COVID-19.
An elephant herd that made a yearlong journey into urbanized southwest China, raiding farms and even a retirement home for food, appears finally to be headed home.
Members of the U.S. military would be required to have the COVID-19 vaccine beginning Sept. 15, under a plan announced by the Pentagon on Monday and endorsed by President Joe Biden.
The space agency began taking applications Friday for four people to live in a simulated Mars habitat at the Johnson Space Center in Houston.
Thick smoke that held down winds and temperatures has begun to clear from Northern California's scenic forestlands as firefighters battle the largest single wildfire in state history.
Canada is lifting its prohibition on Americans crossing the border to shop, vacation or visit, but the United States is keeping similar restrictions in place for Canadians.
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