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Ix Ch'ak Ch'een was one of at least four women who oversaw the city of Cobá.

The neurotoxins, found in algal blooms, primarily affect the body's nervous system.

More pixels doesn't always mean a better screen.

Survival International's new report illustrates the dangers they face--and their resilience.

Zebra's stripes and leopard's spots are perfectly imperfect.

Dogs' super-sensitive noses may have evolved to help them sense danger.

Visited Places is one of the new features in the big iPhone software update for 2025.

Researchers are 'cautiously optimistic.'

NASA's Class of 1978, 'represent the most competent, talented, and experienced people available to us today.'

A hidden feature adds moving dots to the sides of your screen, helping you feel less disoriented.