Asteroid or alien? RIT professor breaks down Harvard professor’s claim
About a very odd asteroid that came to our solar system in 2017. Seems others find this discussion fascinating as I do. It's an interesting read. The book is out now, called Extraterrestrial: The First Sign of Intelligent Life Beyond Earth. Haven't read the book, but I'm going to grab it for Kindle today. It's written by a Harvard astronomer.
Here is another article in Scientific American about What Should We Do if Extraterrestrials Show Up?