Sign up for the MSNBC newsletter
You have been successfully added to our newsletter.
Let our news meet your inbox
click3: Watch the element mercury freak out
The element mercury freaks out when introduced to different audio frequencies; Mother Jones examines the state of the criminal justice system: public defenders are overworked, and poor criminal defendants pay the price; and a marine scientist documents her journey through Antarctica's Ross Sea, and makes a really cool time lapse video out of it.