Traffic signals were invented long before automobiles. In 1868, London installed two mobile signs attached to pivoting arms and illuminated by a gaslit semaphore. The color scheme traces back to a parliamentary order in 1831 about the colors of running lights for boats.
The females of a few firefly species can manipulate their flashes to lure fireflies from other species, which they then eat. While in the womb, fetuses eat the lanugo that they shed while in the womb, and it builds up within them to form the substance that makes up their first poop. The above is information that Mr. Smarty Pants read in a book, magazine, or newspaper; heard on the radio; saw on television; or overheard at a party. Got facts? Write tohas been Austin’s independent news source for over 40 years, expressing the community’s political and environmental concerns and supporting its active cultural scene. Now more than ever, we need your support to continue supplying Austin with independent, free press.