Ozone-destroying chemical emissions found in the Antarctic
Aurora Australis lights up the Antarctic, but there's something going on there that has scientists worried. A banned chemical called CFC 11 -- that eats away at Earth's protective ozone layer -- is being made. The problem? No one has a clue who's doing it, or where. Photograph courtesy of Patrick Cullis, for NOAA via the AP.
Davis: ‘I don’t know’ if Cohen made more tapes of Trump06:59
Rep. Tim Ryan talks why he changed his mind about backing Pelosi04:07
Actor Justin Theroux dishes on new Justice Ruth Bader Ginsburg film06:23
Rep. Clyburn: ‘I don’t have a problem with’ 4 year limit for House leadership03:27
NYT: Smart phone apps are tracking your every move, selling the data04:10
House Dem.: 'The President is facing enormous problems'03:17