These stunning slot canyons will make you want to pack your hiking gear.
Chinese city plans to launch an 'artificial moon' to replace streetlights
October 18, 2018, 8:42 p.m. by Bryan Nelson
The wild plan involves a reflective satellite that would beam down a "dusk-like glow" within city limits.
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This Brooklyn townhome has it all: Treehouse, turtle sanctuary and even a stream on the roof
October 18, 2018, 12:54 p.m. by Starre Vartan
This biophilic home has so much nature it's been named a Certified Wildlife Habitat.
England's Coast Path will cover 2,800 miles of seashore
October 18, 2018, 10:51 a.m. by Noel Kirkpatrick
This gorgeous path will be among the world's longest walking routes.
Why we're so fixated on bringing back the woolly mammoth
October 18, 2018, 8:21 a.m. by Noel Kirkpatrick
Scientists have been working to resurrect one for years now. How close are we, and should we even be doing it?
Eerie 'singing' heard coming from an Antarctic ice shelf
October 17, 2018, 5:37 p.m. by Bryan Nelson
Scientists recorded the haunting melody while listening for low-frequency sounds on a research mission.
Viking ship detected under Norwegian field
9 of the world's largest dog breeds
What is the blue hour? Learn about this magic time between daylight and darkness
In 1972, a computer model predicted the end of the world — and we're on track
What your blood type says about you
11 animals that live the longest