Lucia Zarate was a popular sideshow performer in the late 1800s and was billed as the human doll for the fact that she was only 24 inches tall and weighed only 4.7 pounds, a world record to this day. Learning about Lucia tells us a lot about how the shortest person in the world is...
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Get a 2-month free trial of Skillshare at Experiments like the double slit experiment have spawned multiple interpretations of quantum physics, including the Copenhagen interpretation and Pilot Wave Theory. But the Many Worlds Hypothesis might be the most mind-blowing of all. The most...
Lie detectors have been in use since the early 20th century, but they’ve been disputed since the very beginning. Here’s how to beat one.
Time is something we experience every day, and it seems like something we’d be familiar with. But when you dig into it, it gets weird. So what exactly is it? And how does it work? Saint Augustine, the Christian monk was once asked what is time, and his answer was, “If no one asks...
A message for an audience 200 years in the future.