• Responses of the BransDicke field due to gravitational collapses

    Updated: 2010-09-02 21:46:43
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  • Phenomenology of the equivalence principle with light scalars

    Updated: 2010-09-02 21:46:43
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  • Spin and structural halo properties at high redshift in a cold dark matter universe

    Updated: 2010-09-02 21:46:39
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  • Direction dependence in supernova data: constraining isotropy

    Updated: 2010-09-02 21:46:39
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  • The relation between halo shape, velocity dispersion and formation time

    Updated: 2010-09-02 21:46:39
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  • Hias a probe of the large-scale structure in the post-reionization universe

    Updated: 2010-09-02 21:46:39
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  • Mass function of rich galaxy clusters and its constraint on 8

    Updated: 2010-09-02 21:46:39
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  • The effect of redshift-space distortions on projected two-point clustering measurements

    Updated: 2010-09-02 21:46:39
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  • Galaxy-induced transformation of dark matter haloes

    Updated: 2010-09-02 21:46:39
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  • Evolution of the clustering of photometrically selected SDSS galaxies

    Updated: 2010-09-02 21:46:39
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  • Power asymmetries in the cosmic microwave background temperature and polarization patterns

    Updated: 2010-09-02 21:46:39
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  • The stellar mass fraction and baryon content of galaxy clusters and groups

    Updated: 2010-09-02 21:46:39
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  • Estimates of unresolved point source contribution to WMAP 5

    Updated: 2010-09-02 21:46:39
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  • Quantifying dwarf satellites through gravitational imaging: the case of SDSSJ120602.09514229.5

    Updated: 2010-09-02 21:46:39
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  • Full-sky map of the ISW and ReesSciama effect from Gpc simulations

    Updated: 2010-09-02 21:46:39
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  • The OGLE view of microlensing towards the Magellanic Clouds II. OGLE-II Small Magellanic Cloud data

    Updated: 2010-09-02 21:46:39
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  • An observational estimate for the mean secular evolution rate in spiral galaxies

    Updated: 2010-09-02 21:46:39
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  • Fast Hamiltonian sampling for large-scale structure inference

    Updated: 2010-09-02 21:46:39
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  • Rarefaction acceleration of ultrarelativistic magnetized jets in gamma-ray burst sources

    Updated: 2010-09-02 21:46:39
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  • The kinematic connection between galaxies and dark matter haloes

    Updated: 2010-09-02 21:46:39
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  • Hubble observations of supernova reveal composition of 'star guts' pouring out

    Updated: 2010-09-02 20:22:36
    Observations made with NASA's newly refurbished Hubble Space Telescope of a nearby supernova are allowing astronomers to measure the velocity and composition of "star guts" being ejected into space following the explosion, according to a new study led by the University of Colorado at Boulder.

  • Move over Britney, Lady Gaga’s in physics now

    Updated: 2010-09-02 19:28:27
    For years, the Britney Spears Guide to Semiconductor Physics has been floating around the Web intriguing, amusing, troubling, or infuriating different people. Doing one better, pop star Lady Gaga is now immortalized in the name of a published physics paper.

  • String Theory Finally Does Something Useful

    Updated: 2010-09-02 18:50:36
    String theory has finally made a prediction that can be tested with experiments — but in a completely unexpected realm of physics. The theory has long been touted as the best hope for a unified “theory of everything,” bringing together the physics of the vanishingly small and the mindbendingly large. But it has also been criticized [...]

  • Image of the Day: NASA Space Time-Lapse of Earth

    Updated: 2010-09-02 07:14:00

  • You Create the Caption

    Updated: 2010-09-02 07:06:00

  • New print issue of symmetry: the many uses of accelerators

    Updated: 2010-09-01 17:12:29
    As of today you can see and download the latest print issue of symmetry. This issue looks at many of the varied uses of accelerators in society. Although accelerators were typically created for basic physics research, they are key components of many medical and industrial applications now.

  • Researchers Discover How to Conduct First Test of “Untestable” String Theory

    Updated: 2010-09-01 15:00:08
    A couple people this morning pointed me to today’s press release from Imperial College, headlined Researchers Discover How to Conduct First Test of “Untestable” String Theory and subtitled “New study suggests researchers can now test the ‘theory of everything’”. In case you miss the headline and subtitle, and thus the point that string theory is [...]

  • Hubble's greatest hits

    Updated: 2010-09-01 12:00:50
    Relive all the best images and results from the Hubble telescope in the company of Mark Voit

  • Hubble's greatest hits

    Updated: 2010-09-01 12:00:50
    Relive all the best images and results from the Hubble telescope in the company of Mark Voit

  • Knowledge from a vast effort

    Updated: 2010-09-01 12:00:20
    Rasmus Benestad looks at the link between computer models, politics and global warming

  • ESO brings starburst galaxy into focus

    Updated: 2010-09-01 00:00:00
    NGC 4666's vigorous star formation is probably the result of gravitational interactions with neighboring galaxies.

  • Galaxy Cluster Mashups -The Most Violent Events in the Universe Since the Big Bang

    Updated: 2010-08-31 08:30:00
    This composite image shows the effects of a collision between two small galaxy clusters in the northern part of the galaxy cluster Abell 1758, located about 3.2 billion light years from Earth. Galaxy clusters are the largest structures in the...

  • Do Jupiter's Radio Emissions Hint that Dark Energy May Not Exist? (Today's Most Popular)

    Updated: 2010-08-31 08:00:00
    Utane Sawangwit and Tom Shanks of Durham University believe that errors on the “gold standard” cosmic microwave background results from the WMAP satellite that includes dark matter, dark energy and the exponential expansion after the big bang known as inflation...

  • Neutrino Discovery Could Reveal Why Antimatter Failed to Dominate the Universe

    Updated: 2010-08-31 07:34:00
    A team of physicists, including some from MIT, has found surprising differences between the flavor-switching behavior of neutrinos and antineutrinos. If confirmed, the finding could help explain why matter, and not antimatter, dominates our universe. Neutrinos, elementary particles generated by...

  • A Moment of Zen: "If Historical Events had Facebook Status"

    Updated: 2010-08-31 07:05:00
    See more History Facebook Style at coolmaterial.com<div class="feedflare"

  • First African School of Physics empowers students

    Updated: 2010-08-30 23:25:04
    Students from 17 African countries came together for the rare opportunity to learn about particle physics this month. Some African students have earned advanced science degrees but are looking for the specialized training in particle physics and its associated applications not usually offered on their own continent. The first African School of Fundamental Physics and its Applications in Stellenbosch, South Africa, provided that training and financially supported some African students.

  • Supermassive Black Holes Interacting With Dark Matter Observed from Earth

    Updated: 2010-08-30 08:30:00
    Astrophysicists says that supermassive black hole – of the type that are usually found at the core of large galaxies – could release gamma ray jets that interact with surrounding dark matter that may be detectable on Earth. A new...

  • A Moment of Zen: A Tour of the Great Galaxies

    Updated: 2010-08-30 07:14:00

  • Cluster Collisions Switch on Radio Halos

    Updated: 2010-08-30 06:00:00
    This is a composite image of the northern part of the galaxy cluster Abell 1758, located about 3.2 billion light years from Earth.

  • Particle Accelerators for Dummies?

    Updated: 2010-08-27 12:53:08
    In a fun Q&A piece, the HHMI Bulletin asked four researchers "What 'For Dummies' book are you most qualified to write?"

  • Death from the Universe

    Updated: 2010-08-26 23:01:31
    Speaking of video goodness, we’d be remiss not to remind everyone that Sunday is the premiere of Phil Plait’s new mini-series on Discovery, Bad Universe. It will be a lot like Armageddon, with Phil instead of Bruce Willis in the role of the balding hero figure. And science instead of complete nonsense. [...]

  • The Particle Physics Song

    Updated: 2010-08-26 15:41:54
    Members of the CERN choir sing an ode the Higgs boson to the tune of "The Hippopotamus Song" by Flanders and Swann.

  • NASA's Kepler mission discovers two planets transiting same star

    Updated: 2010-08-26 00:00:00
    Systems with multiple transiting planets are particularly rich with information that provides clues as to their physical characteristics.

  • WISE captures the Unicorn's Rose

    Updated: 2010-08-26 00:00:00
    The Rosette Nebula is a huge star-forming region in our Milky Way Galaxy.

  • The Fermilab Jargon-Free Plain-English Tour Guide Competition

    Updated: 2010-08-24 23:32:51
    A contest inspires breakthroughs in clear communication.

  • Pulverized planet dust may lie around double stars

    Updated: 2010-08-24 00:00:00
    Scientists believe that planetary collisions are kicking up fresh dust.

  • Math’s highest honor given for work in mathematical physics

    Updated: 2010-08-20 22:18:06
    It was a good week for mathematical physics. Three of the four winners of the 2010 Fields Medal, considered the Nobel Prize for mathematics, were honored for studies in the field.

  • Neutrinos and the evolution of young scientists

    Updated: 2010-08-19 11:44:33
    At the 38th annual SLAC Summer Institute, more than 150 graduate students, postdocs and researchers got an in-depth look at "Neutrinos: Nature's Mysterious Messengers" -- and built social bonds that will sustain them throughout their careers.

  • The Next Decade of US Space Astronomy

    Updated: 2010-08-13 19:38:00
    So, the Decadal Survey (”Astro2010″) results are out. I missed the webcast (which I heard was of pretty sketchy quality), but read Roger Blandford’s slides, and have skimmed or read a reasonable fraction of the preliminary report. Here’s my summary and first reactions, broken down by regime. Steinn has also been blogging [...]

  • Kalmbach Publishing Co. acquires Discover magazine

    Updated: 2010-08-05 00:00:00
    The magazine will join Astronomy to enhance the publishing company's science coverage.

  • Dreamliner -- more like a gannet?

    Updated: 2010-07-22 23:42:00
    MAIN CONTACT EDITOR SUBSCRIBE RSS Today is Friday July 23, 2010 Dreamliner more like a gannet By tspears Thu , Jul 22 2010 COMMENTS(0 Dark Matter Science Blog A reader comments that my comparison of the Boeling Dreamliner to a vulture is wrong , and that a gannet is closer . So , here's a gannet . Either way , it's a soaring bird that can cover great . distances Link to this blog E-mail Print Share Your Comments No Comments Add Your Comments Keep it clean , and stay on the subject or we might delete your comment.You must have a javascript enabled browser to submit a comment . Your Name required Website : optional Remember me Your Comment links Archives Click here for older posts rss feeds syndication Never miss a story . Add our RSS feed to your favorite feed reader . EMAIL NOTIFICATIONS

  • Boeing's new aircraft, the vulture. (That's a compliment.)

    Updated: 2010-07-19 19:09:00
    , . . MAIN CONTACT EDITOR SUBSCRIBE RSS Today is Monday July 19, 2010 Boeing's new aircraft , the vulture . That's a compliment . By tspears Mon , Jul 19 2010 COMMENTS(0 Dark Matter Science Blog Does anyone besides me think that the weird , swooshy wings on the new Boeing Dreamliner , which look like : this look a lot like a turkey vulture in flight , which looks like : this Fascinating how we keep appearing to learn things from nature . Interesting too that one major attraction of the Dreamliner is efficiency . Which is what natural organisms have had all . along Link to this blog E-mail Print Share Your Comments No Comments Add Your Comments Keep it clean , and stay on the subject or we might delete your comment.You must have a javascript enabled browser to submit a comment . Your Name

  • Noctilucent cloud display 9 July 2010

    Updated: 2010-07-10 11:08:00
    Around 10:30pm last night I started to see reports coming in on Twitter of a large and bright noctilucent cloud (NLC) display appearing across much of the country. Poking my head out the window I was, to my dismay, greeted with thick uniform cloud lit by light pollution. Hoping for the best, I checked on [...]

  • The sparkling treasures of the summer Milky Way

    Updated: 2010-07-06 19:49:15
    The Milky Way over Dartmoor (click to see a bigger version). Credit: Will Gater I thought I’d  just briefly share this image with you all and give you a quick heads-up for some sights to look out for in the night sky at the moment. I took this image last weekend from one of my [...]

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