July 9 is Nikola Tesla’s birthday: a brief biography, Tesla coil music, Tesla vs. Edison rap battle, history, videos, and links.
How Alcohol and Caffeine Helped Create Civilization.
Making the World’s Largest Lemon Battery for a Lemon-Powered Car.
Fashion Ads from the 1970s. Be warned — you can’t unsee these.
Science: U.S. women have a significantly larger mean breast volume than women born in other countries.
Why the U.S. Navy Once Had a Concrete Ice-Cream Barge
ICYMI, most recent links are here, and are all Independence Day–related: Lincoln’s 1858 speech on the eternal meaning of Independence Day, plus speeches from Coolidge (1926) and Reagan (1986), the text of the Declaration of Independence, Founding Fathers stories, how the breaking news spread in 1776, the science of fireworks and of barbecue, and Independence Days from science fiction.