The world is absolutely jam-packed with mysterious phenomena, some of which have an obvious scientific explanation, others that baffle and confuse onlookers. Of course, everything has a proper ...

SAN DIEGO (FOX 5/KUSI) — For decades, the enigmatic “sailing stones” of Racetrack Playa in Death Valley National Park have captivated scientists and visitors alike. There are large rocks, some ...

For the first time, humans have observed the movement of the mysterious sailing stones of Death Valley's Racetrack Playa -- and caught them on camera. Michelle Starr Science editor Michelle Starr is ...

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The mystery of the sailing stones has been solved. For years, enormous stones have been moving across the Racetrack Playa of Death Valley National Park, leaving engraved trails in the muddy surface ...