http://phys.org/ en-us Phys.org internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Conventional wisdom suggests that, like planets round the Sun, stars follow approximately circular orbits which cross the spiral arms, and that the Sun presently lies in a spur rather than a major spiral arm. http://phys.org/news251576351.html Space & Earth Wed, 21 Mar 2012 19:19:27 EST news251576351 Scientists know what the universe looked like when it was a baby. They know what it looks like today. What they don't know is how it looked in its youth. Thanks to technological advances, however, scientists hope to complete the photo album and provide a picture of how the cosmos developed into the kind of place that could support life like that found on Earth. http://phys.org/news228674724.html Space & Earth Thu, 30 Jun 2011 17:45:46 EST news228674724 (PhysOrg.com) -- NASA's Cosmic Background Explorer (COBE) satellite rocketed into Earth orbit on Nov. 18, 1989, and quickly revolutionized our understanding of the early cosmos. Developed and built at Goddard Space Flight Center in Greenbelt, Md., COBE precisely measured and mapped the oldest light in the universe -- the cosmic microwave background. http://phys.org/news177700984.html Space & Earth Tue, 17 Nov 2009 17:50:13 EST news177700984