Did We Accidentally Launch a Manhole Cover Into Orbit?
One nuclear test in the 1950s may have accidentally launched a steel cap into space at speeds faster than any spacecraft.
Did We Accidentally Launch a Manhole Cover Into Space?
Mysterious Cold War nuclear test may have turned an ordinary manhole cover into humanity’s first accidental space traveler.
Did We Accidentally Launch a Manhole Cover Into Orbit?
Find out how a nuclear test in Nevada might have accidentally launched a steel cap into space before Sputnik existed.