NASA scientists hope to communicate with extraterrestrials. They've drafted a message that they want to launch into space soon. That message is more than a simple 'hi, how are you?' The goal is to give the aliens as much knowledge about our civilization as possible. "The message incorporates basic mathematical and physical ideas to construct a universal means of communication, followed by information regarding the biochemical makeup of life on Earth," said Jonathan Jiang, the primary author. The so-called Beacon In The Galaxy (BITG) is written in binary code and concludes with a digital image of a man and a woman, as well as an invitation to reply. It's delivered from China's FAST (Five-hundred-meter Aperture Spherical Radio Telescope), the world's largest radio telescope. This is only the second time a message like this has been sent into space. This happened for the first time in 1974. Not everyone, incidentally, is ecstatic. Experts are concerned th...
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