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Solar Walk – Explore the Universe from Your iPad
Understanding the size and beauty of our solar system was nearly impossible only 20 years ago. Now, iDevices are allowing people to explore our universe with just a flick of our wrists. Solar Walk may...
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Life On Earth By the Numbers
In this episode of It’s Okay to be Smart by PBS Digital Studios, Joe Hanson illustrates the overwhelming statistics of other life forms on Earth. While there are over 7 billion humans, there are still...
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Carl Sagan Explains Our Place in the Known Universe
When we look into our sky, we can only see stars in our solar neighborhood set against a backdrop of the milky way galaxy. What we don’t know, and what Carl Sagan is explaining in this video, is that...
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Your Body and the Planet – How do They Compare?
The answer may be more surprising than you think. According to this video from BuzzFeed, your body has more bacteria than people on Earth, enough blood vessels to encircle the Earth twice, and the...
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