Does life exist beyond Earth? Scientists have a few reasons to be optimistic.
For one, there are an estimated 100 billion billion Earth-like planets in our universe. That should get most people’s hopes up. Further, we're finding evidence of liquid water all over the solar system, and the one thing we know about life on Earth is the need for water.
This post explores the probability of extraterrestrial life and what we’re doing to find it.
Blah, blah, blah... Try looking at what is and has been directly in your faces. To read more, click here.