Self-Motivation
David Goggins
Former Navy Seal
Career Development
Bryan Cranston
Actor
Critical Thinking
Liv Boeree
International Poker Champion
Emotional Intelligence
Amaryllis Fox
Former CIA Clandestine Operative
Management
Chris Hadfield
Retired Canadian Astronaut & Author
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Hey Bill Nye! Would Humanity Make Peace with Aliens—or War?

Once we discover alien life out there, humanity will never be the same.

Finding an alien civilization will change humanity dramatically, but not so much in the obvious ways. Will we interact, trade, learn from one another's technology, or start intergalactic wars? None of that is highly likely, mostly for logistical reasons. Bill Nye thinks that the change will be more of an internal, philosophical, and spiritual change. What will it mean for humans to not be the only living thing in the cosmos? Many of us want to know and so, operating on just a small budget running in the background of all other scientific pursuits, there are astronomers and physicists continually looking and listening for life out there so that we may one day be able to ask ourselves that very question. Bill Nye's most recent book is Unstoppable: Harnessing Science to Change the World.

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The 2 Biggest Challenges We Need to Solve Before Living on Mars

It seems inevitable that there will be a Mars colony, but the path there won't be easy. There are two key challenges ahead that will push innovation. 

The first crew of Martian astronauts survey their new home. Credit: Mars, National Geographic Channel

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