Why do people hallucinate geometric tunnels?

Whenever you imagine any kind of altered reality — from dreams, to drug trips, to warp speed — the main image is always a tunnel, ringed by regular geometric patterns. And most of us see those odd, tunneling patterns at some point in our lives. What exactly is it about our brains that creates them?

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With much of our attention focused the rise of advanced artificial intelligence, few consider the potential for radically amplified human intelligence (IA). It’s an open question as to which will come first, but a technologically boosted brain could be just as powerful — and just as dangerous – as AI.

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Weddings are magical and transformative — except when you're being forced to marry someone against your will. Just the other day one of our favorite shows featured a shotgun wedding. To celebrate, here's our collection of scenes where an unwilling bride or groom is tying the knot. With no recent spoilers.

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Now that a Star Trek movie is #1 at the box office again, everybody's looking back at the history of Star Trek films. And one meme I've been hearing a lot is that Wrath of Khan, formerly the sacred cow of Trek films, is overrated. Here's why that's not true.

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New trailer for Simon Pegg's beer-soaked apocalypse The World's End

Get a better look at the evil soul-sucking baddies Simon Pegg, Nick Frost and director Edgar Wright are teaming up to fight in their new apocalypse comedy The World's End. This will be the finale to the Blood and Ice Cream trilogy, and while we haven't even seen the movie yet, we already miss this trio. Hopefully the…

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