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We have the technology to find alien broadcasts carried by lasers

Posted by K R on

We have the technology to find alien broadcasts carried by lasers

When it comes to physically exploring deep space, pretty much the slowest thing you could ever really do is send a towering hunk of metal weighing about a hundred tonnes into the sky above, thanks to a burning mass of rocket fuel – and yet, that's effectively where today's crewed space travel is at. But one of the most mind-boggling proposals we've seen to get around these kinds of limitations is the prospect of sending postage stamp-sized spacecraft into space at extremely high speeds via laser propulsion. And now, one of the researchers behind that project says the same photonics...

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