New video shows 6 hypervelocity stars, zipping from Milky Way center to outskirts. An interaction with our galaxy's central, supermassive black hole might have kicked them into fast motion.
Telstar was the 1st satellite to relay television signals between Europe and North America. It launched on this date ... and helped change the world. Remember the song Telstar? Hear it again.
Alexander Krivenyshev of the website WorldTimezone.com caught this supernumerary rainbow over New York City on Saturday. Click for a close-up that shows colors in the fringes.