Why ketchup is so damn hard to pour—and how to pour it perfectly

Ketchup, that delicious nectar of a condiment, is more annoying than it should be to pour out and enjoy. Why? Partly because of the dumb bottle it's in but mostly because it's a non-newtonian fluid in more than one way. Watch TED-Ed explain why it's so damn hard to pour out and what you should do instead in this… » 4/08/14 8:08pm 4/08/14 8:08pm

Did an Inspirational Apple Really Fall on Newton's Head?

In grade school you probably learned Newton’s apple story around the time you learned that George Washington chopped down a cherry tree, that people in Columbus’ time thought that the world was flat, or that the Pilgrims celebrated the first Thanksgiving in America and invited the Native Americans to join them. » 10/23/13 5:30am 10/23/13 5:30am