Vi Hart helps us understand the 4 phase plan to re-open the United States.

Might be good for Orange Julius to watch this a couple times.

Vi Hart (previously) is the fast-talking, doodling, hyper-charming mathematical vlogger whose Pi Day videos are consistently the best of the season, even when she's pooping on Pi, she always manages to fascinate and delight.

Fast-talking national-treasure math vlogger Vi Hart (previously) takes a statistical look at the polling data from the 2016 presidential election and concludes that the most significant divide in the country is "old vs young," which drives things like rural/urban (because young people leave failing rural areas for cities) and even racial divides.

Like many youtubers, the incomparable, fast-talking, sharpie-doodling mathematician Vi Hart (previously) was stunned by the Orlando shooting of Christina Grimmie, a Youtube singing star who broke out into the mainstream, and who was murdered by a man who attended her public appearance.

Fast-talking, doodling math genius Vi Hart (previously) really hates Pi Day, and every year, she celebrates her loathing with a fresh video pooping on your 3/14 parade.

Just in time for you to get the most out of "The Fault in Our Stars," the incomparable, fast-talking mathblogger Vi Hart's latest video is a sparkling-clear explanation of one of my favorite math-ideas: the relative size of different infinities. If that's not enough for you, have a listen to this episode of the Math for Primates podcast. — Read the rest

Fast-talking mathematician Vi Hart weighed in on the Net Neutrality debate with a great video explaining the telcoms' extortion plan with an excellent metaphor about postal delivery.

(Thanks, Alan!)

Math-doodling manic talking charming vlogger Vi Hart has updated her classic anti-Pi rant with a new poop-on-Pi video called "Happy Pi Day? NOPE," in which she explains why we should be wowed by numbers like 4 and 5 and completely blase about Pi and its cohort. — Read the rest

Vi Hart, the Internet's favorite manic vlogging mathematician, has released a new video in which she teams up with math artists Andrea Hawksley and Gwen Fisher, and Gwen's sister Ruth of Sweets by Ruth. The four of them bake satisfyingly precise and geometric gingerbread polygons, then build up a variety of astounding three dimensional forms by piecing them together with icing. — Read the rest

The incomparable, incredible, mathematically gifted Vi Hart continues to make the world a better place for numbers and the people who love them, with a video explaining logarithms. Watch this one today (here's the torrent link).

Google has changed the commenting system on YouTube so that you need to be a Google Plus user to post; the new system uses algorithms to promote some comments above others, and has the perverse effect of making trolls more visible. — Read the rest

As the editor-in-chief of the Make: website, I got to help develop column ideas and work with some amazing contributors. One of these was the brilliant George Hart (father of Vi Hart) from the Museum of Mathematics. After George left the museum, Glen Whitney took over the column. — Read the rest

Henry Segerman takes a brisk stroll through the world of four-dimensional objects with some really cool 3D-printed sculptures, like this sphere that projects a square grid when lit:

In 2012, Vi Hart made this video giving "9.999… reasons that .999… = 1" She also made a video of bad proofs why .999… does not equal 1.

There's some interesting discussion about it at TYWKIWDBI.

Here's the kernel of Vi Hart's #blacklivesmatter video, on how we remember the dead: "The officers who were killed are being treated with dignity and respect as they should be. No one reported about those officers' past infractions or how many complaints had been made against them or their family members' criminal records."

Alaska Robotics perform a very special cover of Space Oddity in constrained-vocabulary phrasing that restates the lyrics using only the 100 most common English words, in the style of Randall "XKCD" Munroe's Thing Explainer/Up-Goer Five.

(via Vi Hart)

Vi Hart and Nicky Case created a brilliant "playable post" that challenges you to arrange two groups of polygons to make them "happy" by ensuring that no more than 2/3 of their neighbors are different.

Brilliant, high-speed math vlogger Vi Hart has revisited the topic of the sizes of infinities.

Speedtalking math-vlogger Vi Hart isn't just a math wizard: she's also a brilliant songstress.

Earlier this month, mathematics vlogger Vi Hart posted a ringing denunciation of the new integration of Youtube comments with Google Plus, arguing that the ham-fisted change had brought Youtube comments to an even lower low. Hart said that the new system gave precedence to people who were able to provoke lots of replies with trollish and insulting behavior, crowding out good commenters. — Read the rest