Deep in north-western Puerto Rico, the limestone caves hide a world few people ever see. It’s dark. Damp. A tangle of tunnels ...

Scientists rediscover the rare Myiophanes kempi thread-legged assassin bug in Andaman limestone caves after a century of absence.

Deep inside Puerto Rico’s caves, a snake hangs silently from the ceiling, waiting. With perfect timing, the Puerto Rican boa lunges mid-air to snatch flying bats. How does this unusual hunting trick ...

10 mysterious places on Earth humans are forbidden to visit—from North Sentinel Island and Snake Island to the Vatican Archives and Area 51—and the fascinating reasons why they remain off-limits.

Velvet worms are among the most unusual predators found in humid forests and caves. These soft-bodied invertebrates hunt by ejecting twin streams of adhesive slime that rapidly harden around their ...

Skip the crowds and explore these peaceful nature escapes across Illinois, featuring sandstone canyons, floating bogs, ...

A thin band of light from Cristian Lucanas's headlamp pierces the blackness of a Philippine rainforest as he digs through the underbrush before gently scooping up a cockroach with his bare hands.

Follow a quiet Ohio trail past waterfalls, caves, and seriously gorgeous scenery, with peaceful vibes that make the hike feel effortless.

An 11th prehistoric skeleton has been found in the underground river and cave system along Mexico’s Caribbean coast.

Throughout both this scene and the series in its entirety, the breathtaking landscapes are complemented by CGI so realistic ...

A newly published database includes hundreds of plaques, signs and pamphlets the National Park Service has flagged for review ...

Amanda Shaw serves as Statewide Food Systems coordinator, a partnership between the state of Hawaiʻi and Agriculture Stewardship Hawaiʻi. Raised on the Kanaka Maoli lands and waters of Hunānāniho, ...