23,000-year-old footprints in White Sands are rewriting the story of the first humans in the Americas

In the scrubby expanse of White Sands National Park in New Mexico, a set of impressions pressed into ancient mud has ...
Scientific American

The Earth is dragging spacetime around its orbit, just as Einstein predicted

A best-yet measurement of one of general relativity’s most mind-boggling effects is “another feather in Einstein’s cap” ...
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College football 27 RTG quiz cheat sheet

We've got the answers to all quiz questions in College Football 27's Road to Glory, so find out how to get a perfect score ...
Scientific American

Exclusive: International timekeepers to vote on changing the leap second to a leap hour

To align Universal Coordinated Time with the Earth’s rotation, a second occasionally gets added to the year. That may change in 2027 ...