Mario Molina, a recipient of the 1995 Nobel Prize in chemistry, speaks at the Royal Swedish Academy of Sciences in 2011. (Jonathan Nackstrand/AFP/Getty Images) By Emily Langer.

The health law just needs a tuneup, says the CEO of Molina Healthcare, which operates in 12 states and Puerto Rico. The California-based insurer has seen profits, while Humana and Aetna struggled.

UC San Diego researcher Mario Molina, who shared the 1995 Nobel Prize in chemistry for helping discover that a class of household chemicals known as CFCs was destroying Earth’s delicate ozone ...

Mario Molina, who shared a Nobel Prize for work showing the damage that chemicals used in hair spray and refrigerators wreak on the ozone layer, which led to one of the most successful ...