Planet Earth Report --"If Aliens Exist, Here's How We'll Know to Mars is a Hellhole"
“Planet Earth Report” provides descriptive links to headline news by leading science journalists about the extraordinary discoveries, technology, people, and events changing our knowledge of Planet Earth and the future of the human species. If Aliens Exist, Here’s How We’ll Find Them, reports Martin Rees and Mario Livio — –Two esteemed astrophysicists peer into the future of space exploration. Suppose aliens existed, and imagine that some of them had been watching our planet for ...
Source: dailygalaxy.com