Continents Move, Life Evolves
13.7 billion years of evolution in 85 seconds.
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Separating You and Me? 4.74 Degrees
ByadminThe world is even smaller than you thought. Adding a new chapter to the research that cemented the phrase “six degrees of separation” into the language, scientists at Facebook and the University of Milan reported on Monday that the average number of acquaintances separating any two people in the world was not six but 4.74.
Astronomers Find Largest Structure in the Universe
An international team of astronomers has found the largest known structure in the universe – a group of quasars four billion light years across. Quasars are the nuclei of extremely ancient galaxies that can flare up brightly, making them visible across huge distances, for comparatively brief period of between 10 and 100 million years. They…
Finding Another Earth: How Will Scientists Confirm It Exists?
The announcement that astronomers have found a potential alien world that could be the most Earth-like exoplanet yet is raising a big question: How will scientists confirm the existence of a true alien Earth? While NASA’s planet-hunting Kepler space telescope, which discovered the newfound Earth-like planet candidate KOI 172.2, is great for finding large numbers…
Feathered Dinosaur Gives Evolution Clues
A feathered dinosaur fossil about 12 inches long is older than bird-like dinosaurs from which birds are thought to have evolved, British paleontologists say. The discovery of the new bird-like dinosaur from the Jurassic period, dubbed Eosinopteryx, presents a challenge to widely accepted theories on the origin of flight, they said. The fossilized remains found…
Big History for the Era of Climate Change
Lack of understanding of environmental issues is an education problem and requires an education solution. So do we need more science education? Not necessarily, because understanding environmental issues requires some familiarity with the social sciences and humanities as well as the natural sciences; it requires a global perspective and also a sense of how the…
Atom Smasher Hiatus Sets Stage for More Discovery
The Large Hadron Collider will operate for two more months then shut down through 2014, allowing engineers to lay thousands more superconducting cables aimed at bringing the machine up to “full design energy.” This will vastly improve its capacity to simulate the moments after the Big Bang nearly 14 billion years ago. Author Metanexus Editors