Philippine volcano alert lowered, thousands return home

Philippine authorities on Sunday lowered the alert level at Taal Volcano, two weeks after it began spewing ash, steam and rocks, a move that will allow many of the more than 376,000 displaced villagers to return home.

The skin of the earth is home to pac-man-like protists

Pac-Man, the open-mouthed face of the most successful arcade game ever, is much more well-known than any of the one-celled organisms called protists, at least among people over 30. But the first study to characterize protists ...

US Space Force logo draws comparisons to 'Star Trek'

US President Donald Trump unveiled the logo of Space Force on Friday, attracting critics who said America's newest military branch had boldly gone where Star Trek went before.

Gravity: We might have been getting it wrong this whole time

Symmetry has been one of the guiding principles in physicists' search for fundamental laws of nature. What does it mean that laws of nature have symmetry? It means that laws look the same before and after an operation, similar ...

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