Could we – and should we – build a laser lighthouse to make first contact with aliens?

Whether there's life beyond Earth is one of the most profound questions we can ask, and finding out is a cornerstone of many a space mission. But if there is anybody out there, they might also be wondering the same thing, so maybe making ourselves easier to find could be an important part of our first contact strategy. A new MIT study outlines a way to use existing or near-future tech to build a kind of laser lighthouse to signal to our cosmic neighbors.

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Category: Space

Tags:

• Exoplanet
• Extraterrestrial
• Laser
• MIT
• SETI
• Telescope

from New Atlas (Gizmag) https://ift.tt/2REI7Gd