Good as Gold

  May 17, 2013 The proverbial ‘golden age’ is a classic case study in the difference between local and global themes in mythology. It was the German ethnologist Adolf Bastian (1826-1905) who first introduced a systematic distinction between universal ‘elementary ideas’ (Elementargedanke) and culture-specific ‘folk ideas’ (Volksgedanke) in 1860. Taken…

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Explanations That Don’t Explain

  May 16, 2013 “Planetary nebulae are glowing shells of gas around white dwarfs,” according to the standard explanation. This is a better description of dogma than of the image. “Astronomers have long debated how these symmetric jets could be created,” the press release continues. “Stars are spherical”; the jets not so much….

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Bolts Out of Thin Air

  May 15, 2013 The discovery of ‘mega-lightning’, upper-atmospheric lightning or transient luminous events (TLEs) is relatively recent, due to the fleeting nature of these phenomena: most last no longer than a few milliseconds. A menagerie of types – such as the playfully labelled ‘sprites’ and ‘ELVES’ – discharge energetically…

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Black Hunger

Supposed black hole

  May 14, 2013 Problematic black hole physics is in the news again. In a recent press release from the Galaxy Evolution Explorer and the Pan-STARRS1 telescope in Hawaii, astronomers announced “direct evidence” for the existence of a supermassive black hole (SMBH) in another galaxy. The high frequency ultraviolet spectrum, as well…

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Paramagnetic Planet

  May 13, 2013 A new mission designed to study the Sun’s electrical relationship with Mars will soon be launched. Sometime in the morning a few months from now, between November 18 and December 7, 2013, NASA will launch the Mars Atmosphere and Volatile Evolution Mission. Otherwise known as MAVEN,…

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The Chocolate Hills

  May 10, 2013 What formed the hundreds of limestone knolls in this region? The Chocolate Hills are considered to be one of the seven natural wonders of Asia. They are composed of limestone that, according to geologists, has been eroded by rainwater and subsidence into what is known as…

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Radio Elliptical

NGC 5128

  May 09, 2013 One of the largest “active galaxies” is thought to be powered by a supermassive black hole. Electrical energy is a more likely driving force. A recent press release from the European Southern Observatory (ESO) announces that the elliptical galaxy Centaurus A is ejecting a light-years long jet of…

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