Since the first binary code sent from Puerto Rico in 1974, our messages to aliens have been increasingly complicated and cryptic, possibly so much that extraterrestrials won’t get what we’re saying.
A trio of astrophysicists from the US and France hope to change that by building an extraterrestrial messaging protocol, so any spacebound communiqué could be easily understood.
Illicit use of TV signals is not only bad for the entertainment industry. It’s apparently bad for climate research, too.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.
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