We Discover: 1) These Scientists Have a Wild Plan to Throw Salt into the Atmosphere. Here's Why; 2) You Could Soon Buy an Artificial Meteor Shower — for a Hefty Fee; 3) Actually, China's Space Station Will Be Torn to Bits as It Plummets to Earth; 4) Freezing This Nerve Could Trick Your Body into Losing Weight

Season 1, Episode 9. First Aired 3-29-2018