Astronomy experiments could soon test an idea developed by Albert Einstein almost exactly a century ago, scientists say. Tests using advanced technology could resolve a longstanding puzzle over what ...

A killer game of hide and seek.

Join scientists as they grab light from across the universe to prove quantum entanglement. Einstein called it “spooky action at a distance,” but today quantum entanglement is poised to revolutionize ...

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All the Latest Game Footage and Images from Einsteins Riddle A pure, simple game of logic and deduction. Random generated puzzles enables unlimited replay. Custom board layouts let you adjust the ...

From fiendishly difficult riddles to a Sudoku unsolvable to all but the sharpest of minds, we've rounded up some of the world's toughest conundrums to celebrate National Puzzle Day. Unsure how to ...

Einstein called it “spooky action at a distance,” but today quantum entanglement is poised to revolutionize technology from computers to cryptography. Physicists have gradually become convinced that ...

The story of quantum entanglement, perhaps the strangest concept in science. Mind-bending concepts and brilliant experiments lead us to a profound new understanding of reality.