MOON JELLY: Moon jellyfish are giving super heroes a run for their money. The translucent jellies have the power to regenerate, produce clones, and even age in reverse, according to a new study.

DAMMING EVIDENCE: Residents along Iraq's Tigris River have been warned that the Mosul Dam is at risk of collapsing. One report predicted over a million casualties if the dam fails.

APPLICATION DENIED: Chief Justice John Roberts refused to block an EPA regulation limiting emissions from coal-fired power plants, signaling a win for the Obama administration.

VW UPDATE: Former Volkswagen CEO Martin Winterkorn may have known about elevated nitrogen oxide emissions in some VW cars more than a year before the company admitted to cheating on U.S. regulators tests.

PHASED OUT: Oregon passed historic legislation, making it the first state to commit to phase out coal and ramp up renewable energy. By 2035, Oregonians will no longer have to pay for coal power.