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: ...

Researchers want to open up a dialogue about what humanity should advertise about itself in deep space. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

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 ...