Halo Definition and 57 Threads

  1. Garth

    The origin of cold dark matter halo density profiles

    http://www.arxiv.org/abs/astro-ph/0508624 This paper offers a fairly natural explanation for the universality of dark matter halo profiles. In this model the mass accretion history has two distict phases, first a fast phase dominated by frequent mergers of smaller condensations of CDM...
  2. K

    How plausible are the advanced technologies in the Halo novels?

    I recently read the novels based on the Xbox game "Halo" and was wondering about the technology. 1) There was frequent mention of a "MAC gun" (Magnetic Accelerator Cannon). For those of you that are unfamiliar with the Halo books, this weapon uses magnetic force to accelerate a metallic...
  3. T

    Why Does a Street Lamp Have a Halo?

    ok i asked the lamp halo question a while ago and i got a pretty insatisfactory response. i can't find the original post, but i have a theory as to why it happens. and just to clarify the original question was why is it that when you look at a street lamp from far away you see like a halo...
  4. T

    How Can a 200-Person Halo LAN Party Work with Just Two Chaperones?

    My math and science center which only has 70 people to the class is having a lock in at the YMCA. With some friends we decided to make it into a halo LAN as we have done in previous years. We are having at least 8 xboxes, 8 tvs, 32 people playing--- 2: 16 people lans continusly with over 200...
  5. T

    Was the Halo 2 Beta Version Ever Leaked?

    Whats the deal with halo 2 beta? I have heard random stories from just news about it being leaked to the actual beta version of halo 2 being leaked. If someone does know where one could find the beta version please email me or contact me somehow I am not sure if it would be appropriate...
  6. S

    The Halo and the Non Linear Crystal

    Photon splitting. It's effective use in Quantum Computation? Optical Parametric Generation In the photon picture shown above, a high frequency photon (blue) enters a crystal and is split into two lower frequency photons (green and red). Conservation of energy means that the sum of...
  7. Ivan Seeking

    What Causes Colorful Rings Around the Sun in Changsha?

    http://news.xinhuanet.com/english/2004-05/20/content_1481204.htm
Back
Top