› added 3 years ago

105

TIL that the evidence that showed the Columbia Space Shuttle was "safe" for re-entry were results using debris 600 times smaller than the one that broke off the Shuttle. This information was "hidden" in plain sight, in a single PowerPoint slide, which may have led to the fatal decision.

Read more mcdreeamiemusings.com

via reddit.com

J1MN4 TIL about 'Quahog Day', when Doug the Quahog predicts how many days of sunshine Cape Cod will get over the summer
4XEwR TIL John F. Kennedy's thick head of hair and perpetual tan weren't due to being fit and healthy. Just the opposite, they were side effects of one of the many drugs he took, and he was actually chronically ill.
M7kPV TIL A 700W microwave draws about 1200W of energy and their efficiency can be as low as 50%
ANL9n TIL Washing out the mouth with soap is a traditional form of physical punishment in the United States and United Kingdom from the late 19th century until the mid-20th century.
xVNeB TIL many people in Switzerland eat cat and dog meat, particularly at Christmas.