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Yet another plant has been caught actively recruiting its microbial companions, this time it’s an eastern cottonwood tree more formally known as Populus deltoides. Using new high-throughput pyrosequencing of bacterial and fungal rRNA gene markers, Christopher W. Schadt at the Oak Ridge National Laboratory in Tennessee and colleagues there as well as Duke University in Durham, North [...]
By singular request, if not by popular demand, today’s article presents the first in a series of guides to different types of numbers. It promises a roller coaster ride, with a slow uphill start and a mad rush to the finish. This article begins with “Sets and Successors: A Natural Foundation“. All Set for Successors [...]
The White House’s OMB (Office of Management and Budget) has completed its review, and now the FCC’s “Open Internet” rules (The Report and Order are available for viewing here.) are scheduled to go into effect November 20, 2011. Whether or not this regulation of the World Wide Web is within the FCC’s authority, is it [...]
Think of a volcanic eruption – Vesuvius, say, or Krakatoa. Double it. Treble it. Keep on multiplying it. Oh, never mind – just imagine a volcanic eruption so huge that it covers thousands of square kilometres and lasts for thousands, sometimes millions, of years. Now you’re beginning to grasp the scale and extent of the [...]
On Sept. 22, 2011, scientists at the European Organization for Nuclear Research reported that they had measured neutrinos traveling faster than light. This discovery has taken about two years, and is based on the OPERA experiment at CERN. The Speed of Light and of Neutrinos Let There be Light Since light is the “cosmic speed [...]
Rediscovering Richard III of England: In September 2012, archaeologists unearthed remains from a Leicester car park, covering what was once the city’s medieval Franciscan friary. After five months of waiting and exhaustive scientific tests, those bones were revealed to be those of Richard III, the infamous last Plantagenet king of England and the last English King to die in battle.
Use Social Science to Improve Your Health: Social science research has uncovered many helpful tips on improving our health. Find proven methods to lose weight, become fit, quit smoking, manage drinking, improve mental health, reach goals and promote positive relationships with the help of modern social science and social media. Written by Gina Barrett Putt, M.A. in Sociology, this ebook features current research and take away points.
Flying is Fun! is based on the aviation articles which Helen Krasner wrote for the magazine Flight Training News during the years 2011 to 2012. It begins with an article from Helen’s early days of learning to fly, My Learning-to-Fly Nightmare, which should provide encouragement for anyone who is struggling with the PPL course. The next three articles are about topics of general interest to private pilots. Then come a group of helicopter related articles, but these should still provide food for…
Have you ever considered converting your WordPress Blog into a Multi-Author Website? It’s not as hard as you think. In fact, with this tutorial, you’ll be done in just one weekend! (Or much less, if you are comfortable with the WordPress interface.) This edition includes a simple checklist and easy-to-follow walkthroughs for all plugins. You’ll be managing multiple writers in no time flat!
The Hunter and the Scorpion: In an endless cosmic chase the scorpion pursues the hunter, his intended victim, as they run across the sky. The Hunter and the Scorpion begins with the mythological lore behind two prominent easy to locate constellations: Orion, the Hunter, and Scorpius, the Scorpion. The Hunter and the Scorpion however encompasses much more than a constellation guidebook. Integrating ancient mythology, constellation lore, and modern astrophysics it tells the life story of stars an…
Unsung Heroes of Modern Physics Of course you’ve heard of Albert Einstein, creator of special and general relativity, and other famous scientists – but there are many other physics pioneers who have received very little mainstream recognition for their contributions to history. Join Ira Mark Egdall, as he explores the fascinating history of five Unsung Heroes of Modern Physics. Despite extraordinary achievements in relativity, quantum mechanics, astronomy, cosmology, or space exploratio…
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