(Source: mathrecpics)
Excellent use of the chord theorem! This is so much simpler than the proofs we were presented in high school geometry / pre-calculus. From “Proofs Without Words” by Roger B. Nelsen.
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First Lady Michelle Obama talked about her experience with race and the media during her commencement speech at Tuskegee University. You can watch the full address here.
(via maureenjohnsonbooks)
just give me some time to borrow
Emmy Noether, born on March 23, 1882, is known for her groundbreaking contributions to abstract algebra and theoretical physics. Albert Einstein once referred to Noether as “the most significant creative mathematical genius thus far produced,” a fitting endorsement for a mathematician who made groundbreaking contributions to the fields of abstract algebra and theoretical physics, all the while overcoming deep seated sexism in her line of work.
(Google Doodle by Sophie Diao)
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Starfish regrows a lost arm. Moon jelly does not, instead it redistributes the remaining arms evenly around the body. Only a...

Excellent use of the chord theorem! This is so much simpler than the proofs we were presented in high school geometry /...


California Coast Muir Beach by Michael Lawenko dela Paz on Flickr.


Today my son starts high school. Seems only fitting that I’d post a pic of Jerry wearing the sweatshirt of his new school. Right?
From Des...


Photo by Andrew Kearns