Comment on Dow tumbles below 12,000 on Saudi unrest and global economic fears

SpaceX to launch 20 Starlink satellites on the 400th Falcon 9 rocket Spaceflight NowSpaceX rocket launch doubleheader may occur Monday, with twin Starlink missions possible Florida TodaySpaceX launches 24 Starlink satellites from Florida, its 7th liftoff in a week (video) Space.comPresident-Elect Trump Joins Elon Musk for SpaceX Starship Flight Test Launch C-SPAN SpaceX targeting Saturday evening for Falcon 9 launch of 20 Starlink satellites KSBY News

College football scores, schedule, NCAA top 25 rankings, games: Alabama vs. Oklahoma, Texas A&M in action CBS SportsCollege Football Playoff picks after Week 13 ESPN10 Takeaways from Week 13: Indiana's Playoff chances drop while upsets in the SEC create chaos NBC SportsCollege football winners, losers in Week 13: Florida's Billy Napier keeps winning, Big 12 leaders fall flat CBS SportsCollege football live scores, updates: Alabama at Oklahoma, Texas A&M at Auburn and more Yahoo Sports

3 quick takeaways from the Badgers 44-25 loss to Nebraska: Defense collapses in blowout Bucky's 5th QuarterMatt Rhule and Nebraska get pivotal win over Wisconsin with coveted recruits watching On3Huskers Beat Badgers, 44-25 huskers.comNebraska ends 8-year bowl drought with 44-25 rout of Wisconsin WOWT

First up-close picture taken of star outside Milky Way ABC NewsFirst Close-Up of Star Outside Our Galaxy Shows a Giant About to Blow The New York TimesUnprecedented image may reveal impending supernova that could be visible from Earth CNNStar imaged in detail outside the Milky Way for the 1st time (image, video) Space.comWe've taken a photo of a star in another galaxy for the first time New Scientist

Heart cockle shells transmit sunlight to photosymbiotic algae using bundled fiber optic cables and condensing lenses Nature.comHeart-Shaped Sea Creatures Hold the Key to Faster Internet NewsweekNature’s first fiber optics could light the way to internet innovation Science News MagazineHeart cockles have windows in their shells to let in light for symbiotic algae Phys.org