Looking for a pristine landscape? Sorry …

If you're hoping to escape civilization and head into an unaltered wilderness, you might be surprised to learn it no longer exists on Earth, a study says.

16-year-old spots rare bird in Brazil

It was Grandpa Pinpin’s dream to see his favorite bird, Spix’s Macaw, before his death at 94. He didn't accomplish it, but his 16-year-old granddaughter did.

Man-made chemicals in deepest sea

Scientists have detected persistent man-made chemicals in crustaceans from the Mariana Trench and Kermadec Trench, deepest parts of the ocean ever sampled.

Surprise! Some mantas are homebodies

Oceanic manta rays have long been thought to migrate great distances. But Indo-Pacific mantas, at least, are more local commuters than long-distance travelers.

Antarctic ozone shows signs of healing

Scientists at MIT and elsewhere say that the Antarctic ozone hole shows signs of shrinking. They say they expect it to close permanently by mid-century.

How do octopuses change their color?

Incredible color-changing! How - and why - the octopus, squid, and cuttlefish change color.

Coral reefs hit hard by bleaching

"It’s time to shift this conversation to what can be done to conserve these amazing organisms in the face of this unprecedented global bleaching event."

Today in science: Egypt’s first meteorite

It was the first meteorite in the Egyptian record. Years after the event, scientists concluded through various tests that it came all the way from Mars.

A new type of ichthyosaur

Don't call it a swimming dinosaur, scientists say. The newly discovered ichthyosaur looks much like a dolphin or shark and swam Earth's seas for millions of years.

Watch 5 moonsets over Zimbabwe

Moonset at 5 different points on the horizon, at 5 different moon phases, from a young moon to the June 20 full moon at Zimbabwe's winter solstice.

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