The Polaris Dawn crew Jared Isaacman, Scott "Kidd" Poteet, Sarah Gillis and Anna Menon explain the experiments conducted during the mission. Also, see a time-lapse of Isaacman's spacewalk. Credit: ...

The Russian Sleep Experiment is one of the most famous and horrific experiments gone wrong, but some people claim the experiment never happened! Today we're going to find out. In the 40's Russian ...