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: ...

The message, which contained just 1,679 bits of data, included information about basic numbers, chemical compounds, human DNA and the Arecibo telescope itself, but it was intended more as a proof of ...

(CNN) — What would happen if aliens contacted us? It’s a longstanding question that now has at least a partial answer, after a transmission designed to mimic correspondence from an extraterrestrial ...

Scientists have been writing notes to aliens since 1974, but — as far as we know — they haven’t shown us much love back yet. “An updated, binary-coded message has been developed for transmission to ...