Astrophysicist Neil deGrasse Tyson warned this week that America's democracy is "unraveling" because "fringe" information is treated with the same weight as legitimate science. Tyson appeared on MSNBC on Wednesday to comment on the recent catastrophic hurricanes in Texas, Florida and Puerto Rico. "Earth is pissed off," Tyson informed MSNBC co-hosts Ali Velshi and Stephanie Ruhle.