Here's a brutal reality: to understand aliens, we're probably going to have to kill and dissect them.
Investigating extraterrestrial life is a great way to have your work written off.
At least, microbes survived similar conditions on Earth.
If life happens to exist there, it would have plenty to eat.
Harvard scientists think there may be a "galactic Goldilocks zone" we're overlooking.
The moon's oceans likely contain sodium chloride, just like Earth's.
The number of Americans who believe in intelligent alien life is now about the same as the number who believe in God.
He thinks we could learn from the mistakes of deceased ETs.
Astronomers think liquid water could flow on its surface.
"The ancient question 'Are we alone?' has graduated from being a philosophical musing to a testable hypothesis."
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