How a 1993 plan to launch ads into space turned into a national freakout. In the 1990s, space was for sale. Breakthroughs, discoveries, and DIY tips sent every weekday. In 1993, Mike Lawson, an aerospace entrepreneur based in Roswell, Georgia, unveiled his vision for a brave new future of advertising: space billboards. This wasn't a half-baked scheme: Lawson had meticulous plans for a proposed 1996 launch: His team of engineers would shoot a package of tightly-wound mylar into orbit about 180 miles above the Earth.

In 1907, Duncan MacDougall put dying patients on a scale. William Blake's 1805 illustration for Scottish poet Robert Blair's poem The Grave imagines the soul rising from the body at death. Breakthroughs, discoveries, and DIY tips sent every weekday. It's a little complicated to weigh a dying person on a hospital bed, but that didn't matter to Duncan MacDougall. In the early 20th century, MacDougall's unique, purpose-built scale was ready to receive test subjects.