January 27, 2020

Watch a Mathematician Effortlessly Fit a Large Circular Disk Through a Smaller Square Hole

Can a large circular disk fit through a small square hole? When you first picture it, it seems impossible. But thanks to Stanford University mathematician Tadashi Tokieda, you'll see that it is possible and easier than you might think. In an enlightening video by Numberphile, he demonstrates this illusion by using a cork coaster and a sheet of paper with a square hole cut into the middle of it.

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January 21, 2020

Van Gogh Self-Portrait Thought to Be a Fake for Decades Is Now Confirmed as Real

Vincent van Gogh is known for both his extreme talent and tumultuous history. Plagued by mental illness, he had periods of great suffering, which eventually led him to sever part of his left ear. Aside from famous works like Starry Night and his Sunflowers series, he is also known for the 35 self-portraits he created. Now, experts have confirmed an additional self-portrait and, interestingly, it's the only one he ever painted during a bout of psychosis. Self-Portrait (1889)

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