LX January 25, 2021 7:30 am Cell Phones Are Polluting the Planet — Follow These Tips to Make Yours Greener Did you know that cell phones are among the world’s worst sources of pollution? Here are some tips for making your favorite possession better for our planet. US & World Videos 0:58 Mystik Dan wins 150th Kentucky Derby in photo finish 2:38 Met Gala couples over the years: Priyanka Chopra & Nick Jonas & more 0:47 Man hospitalized after being grazed by bullet during alleged road rage incident on I-95 in Miami 5:08 Silhouettes: Image and Word in the Harlem Renaissance 5:23 Retired NBA star Udonis Haslem talks gratitude and who he thinks is the G.O.A.T.