All Posts Tagged With: "EHR"
Troubles with Determinism?
In my brushes with the self-help movement, I have repeatedly come across the phrase “Everything happens for a reason” (EHR). I don’t know how common this belief is, but it seems to be widespread. At first glance, the EHR belief is an adaptive psychological response to distress. Many people are bothered by the idea of chance, [...]
2Jan2009 | Admin | 1 comment | ContinuedTranslate
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The Center for Naturalism
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A Chameleon Sky
The sands of time are running out for the central star of this the Hourglass Nebula. With its nuclear fuel exhausted, this brief, spectacular, closing phase of a sun-like star's life occurs as its outer layers are ejected and its core becomes a cooling, fading white dwarf. In 1995, astronomers used the Hubble Space Telescope to make a series of images of planetary nebulae, including the one above. Here, delicate rings of colorful glowing gas (nitrogen-red, hydrogen-green, and oxygen-blue) outline the tenuous walls of the 'hourglass.' The unprecedented sharpness of Hubble's images revealed surprising details of the nebula ejection process and may resolve the outstanding mystery of the variety of complex shapes and symmetries of planetary nebulae. Image Credit: NASA, WFPC2, HST, R. Sahai and J. Trauger (JPL)
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