In this video, neuroscientist Mark Changizi explains why optical illusions occur
Posts by Mike Brennan
The U.S. House Science, Space, and Technology Committee met in a hearing on March 19, 2013 to discuss threats from space.
In this video, Nigel Ackland demonstrates how his new robotic hand allows him to do ordinary things with extraordinary technology.
In this three-minute video, Neil DeGrasse Tyson answers the question “What’s the most astounding fact you can share with us about the universe?”
This amazing video features footage of Earth from space and astronauts speaking on how their experience changed their lives.
The universe explained in two minutes.
Watch this time-lapse video capturing several days of Geminid meteor shower activity
Watch this astounding video of an historic breakup of the Ilulissat Glacier in Greenland in 2008.
Man proposes to his sweetheart as the aurora borealis – or northern lights – glow around them.
Watch this beautiful video of thousands of birds swooping and diving in unison – dancing in the sky.