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7 of the Best Space Documentaries You Need to Watch
What are the best space documentaries?
There are literally thousands of space documentaries out there, but some of...
13 Ways to Hunt Intelligent Aliens
No Intelligent Aliens -- Yet
Really. Where are all the aliens? We should have been probed, exterminated, assimilated,...
The Top 10 Views of Earth From Space
Introduction
Credit:NASA
Humans have sent many missions, both crewed and robotic, beyond our planet...
12 Facts About Space That Will Rock Your World
Neutron stars can spin at a rate of 600 rotations per second
IMAGE: FLICKR / NASA...
The 12 Deadliest Viruses on Earth
Intro
Humans have been battling viruses since before our species had even evolved into its modern form. For...
The 10 Strangest Places Where Life Is Found on Earth
Intro
Earth is the only place in the universe that we know is home to life. It turns out...
7 Theories on the Origin of Life
Introduction
Life on Earth began more than 3 billion years ago, evolving from the most basic of microbes...
6 Reasons Astrobiologists Are Holding Out Hope for Life on Mars
Introduction
Mars may seem barren and inhospitable today, but long ago the Red Planet once looked very different....
Top 10 Ways to Destroy Earth
Not So Easy
Destroying the Earth is harder than you may have been led to believe.You've seen the...
9 Numbers That Are Cooler Than Pi
We love numbers
It's March 14, and that means only one thing … it's Pi Day and time...
