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In 1974, scientists made a daring move by sending a radio signal into the cosmos, initiating humanity's first attempt to ...

Add Yahoo as a preferred source to see more of our stories on Google. On November 16, 1974, humans sent their first message to the stars in an attempt to contact extraterrestrials.They did this using ...

48 years ago, scientists began broadcasting a message into the depths of space, hoping to contact alien life in an attempt to establish communication. Known as the Arecibo message, scientists used ...

In 1974, NASA sent an unusual message a long way into space. Scientists transmitted a picture message towards the globular star cluster Messier 13, located near the edge of the Milky Way. Its target: ...

Before-and-after images of the Arecibo Observatory show a dramatic collapse that ended an era in space research. Astronomers mourned the loss of the observatory, which faced natural disasters. For ...

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