A volcano awakens, scientists spin a massive cosmic web, and NASA's Mars rover continues to climb Mount Sharp.
If you give a squirrel a GoPro, he's going to have some fun before he gives it back.
About 2,000 of the wild animals have adapted to life in the Windy City, new images and tracking data reveal.
The World Parks Congress drew 6,000 delegates to Australia. Here's what we learned.
As archaeologists dig deeper into the burial mound, ancient sources tell a tale of family drama and palace intrigue.
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