background preloader

News

Facebook Twitter

Themix967 : No school buses running in... Light From Universe’s First Stars Seen – Space.com | News. Ultraviolet and visible light emitted by all the stars that ever existed is still coursing through the universe. Astronomers refer to this “fog” of starlight as the extragalactic background light (EBL). Image released Nov. 1, 2012. CREDIT: NASA’s Goddard Space Flight Center Astronomers have spotted light from the very first stars in the universe, which are almost as old as time itself. Shortly after the Big Bang 13.7 billion years ago, the universe cooled enough to let atoms form, which eventually clumped together to create the first stars . Ever since these stars ignited, their light has been filling the universe, creating a pervasive glow throughout space that each successive generation of stars adds to.

Now, astronomers have detected this glow — called the extragalactic background light, or EBL — and have separated out the light from later stars, isolating the contribution from the first stars that ever existed. “We use [blazars] as cosmic lighthouses,” Ajello said. Space and NASA News – Universe and Deep Space Information | Space.com. Bomb Threat Closes Detroit-Windsor Tunnel. 5 Phrases That Can Boost Employee Morale. I left the company years ago for another but I still run into former colleagues. Usually the ensuing conversation involves something along the lines of, “Hey, did you hear about the (latest management decision I think is really stupid) at the plant?” This question was different. “You worked there for almost 20 years,” my ex-coworker said. “Is there anything you wish you could go back and do over? " I thought about it later. I don't really regret strategic errors or poor tactical decisions or career missteps (I made plenty of those.)

Instead I most regret the things I didn't say: To employees who reported to me, to some of my peers, and to at least one person I worked for. It's too late for me, but it’s not too late for you. “That was great how you...” Feel free to go back in time. “Can you help me...?” Even though I could tell he really wanted to participate, I never let him. Asking someone for help implicitly recognizes their skills and value. And there’s a bonus: You get help. Virtual Currency Is The Next Big Platform. Editor’s note: Ari Mir is the co-founder and CEO of virtual currency platform Pocket Change.

He also co-founded GumGum.com, the world’s largest in-image ad-network. This week, Mir is attending the Game Developers Conference in San Francisco. My youth was spent jumping turtles, killing 16-bit Nazis, connecting kickflips with manuals and nube tubing. Haaaaadouken! Like most boys and young men during the ’80s and early ’90s, I loved video games. Our passion for games and our willingness to pay $49.99 to purchase the latest Zelda or Mortal Kombat fueled the industry’s growth. For two decades, selling hard and soft copies of games proved to be a very lucrative business. Virtual goods are purchased with virtual currency, a digital medium of exchange similar to dollars and cents.

The advertising industry has already seized the opportunity. Engaging with advertisers won’t be the only way to earn virtual currency. Virtual currency as a mass consumer product may sound far off. Recalibrate Your Reality. Pinterest Now Generates More Referral Traffic Than Twitter: Study. Earliest Charles Dickens film uncovered.