Extraterrestrials – are They Out There?
Although aliens like Captain Spock and Jabba Hutt seem destined to live forever on DVD, more and more scientific discoveries are showing how incredibly improbable the right conditions for life are in the universe. Many scientists are concluding that intelligent life is far rarer than once thought. In fact, it may very well be unique to Earth. “The data imply that Earth may be the only planet in the right place at the right time,” say science educators Jimmy H. Davis and Harry L. Poe. Here’s why.



























