out-of-this-world rock formation has internet users convinced aliens have been to Earth.The Al Naslaa sandstone block in Saudi Arabia has an incredible split half-way down the middle.Geologists suspect it's the result of freeze-thaw weathering, a textbook process whereby water trickles into a crack, freezes and splits the rock in two.However others aren't persuaded, Metro reported.
Redditors on popular forum "Interesting as f***" suspect the rock's perfect symmetry is the result of an alien laser beam cutting it in half.User El_Hombre_Siniestro wrote: "I’m not saying it was aliens, but it was aliens."Mrkim420 agreed, adding "Definitely aliens".The massive Reddit community has more than 8.5 million members sharing bizarre and provocative.
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