Dirk Schulze-Makuch - A Radio Message Will Be Sent To An Alien Solar System This Year. What Should It Say?

There are pros and cons to sending interstellar messages to aliens that may or may not exist. Key TakeawaysA research team plans to beam a message to an alien solar system, called TRAPPIST-1, later this year.The message will contain information about Earth's environmental crisis, along with selected pieces of music.Scientists debate whether initiating contact with aliens is a good idea.