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Fermi sees brightest-ever blazar flare

Fermi sees brightest-ever blazar flare

Space & Earth / Astronomy

created 22 hours ago | popularity 4.3 / 5 (9) | comments 3

(PhysOrg.com) -- A galaxy located billions of light-years away is commanding the attention of NASA's Fermi Gamma-ray Space Telescope and astronomers around the globe. Thanks to a series of flares that began ...


Scientists Generate Black Hole Radiation in the Lab

Scientists Generate Black Hole Radiation in the Lab

Physics / Plasma Physics

created Dec 07, 2009 | popularity 4.2 / 5 (24) | comments 6

(PhysOrg.com) -- Due to their violent nature and long distance from Earth, black holes and their surroundings are very difficult to study. Currently, the main method to observe a black hole is to use an X-ray ...


RIT astronomer mines Spitzer Space Telescope data for massive starbursts

Space & Earth / Astronomy

created Dec 08, 2009 | popularity 4.3 / 5 (3) | comments 0

Understanding the evolution of galaxies is one of the biggest questions confronting astronomers today. Looking at distant astronomical objects gives scientists important clues to the origins of the Milky Way Galaxy and other ...


XMM-Newton celebrates decade of discovery

XMM-Newton celebrates decade of discovery

Space & Earth / Space Exploration

created Dec 09, 2009 | popularity 5 / 5 (2) | comments 0

(PhysOrg.com) -- ESA's XMM-Newton X-ray observatory is celebrating its 10th anniversary. During its decade of operation, this remarkable space observatory has supplied new data for every aspect of astronomy. ...


The Energy Sources of Ultraluminous Galaxies

The Energy Sources of Ultraluminous Galaxies

Space & Earth / Astronomy

created Nov 27, 2009 | popularity 4.7 / 5 (20) | comments 3

(PhysOrg.com) -- Ultraluminous infrared galaxies ((ULIRGs) are galaxies whose luminosity exceeds that of a trillion suns; for comparison, the Milky Way galaxy has a typical (and much more modest) luminosity ...


Fermi Telescope Peers Deep into Microquasar

Fermi Telescope Peers Deep into Microquasar (w/ Video)

Space & Earth / Astronomy

created Nov 27, 2009 | popularity 4.8 / 5 (17) | comments 0

(PhysOrg.com) -- NASA's Fermi Gamma-ray Space Telescope has made the first unambiguous detection of high-energy gamma-rays from an enigmatic binary system known as Cygnus X-3. The system pairs a hot, massive ...


Black hole caught zapping galaxy into existence?

Black hole caught zapping galaxy into existence?

Space & Earth / Astronomy

created Nov 30, 2009 | popularity 4.8 / 5 (27) | comments 9

(PhysOrg.com) -- Which come first, the supermassive black holes that frantically devour matter or the enormous galaxies where they reside? A brand new scenario has emerged from a recent set of outstanding ...


First black holes may have incubated in giant, starlike cocoons, says CU-Boulder study

First black holes may have incubated in giant, starlike cocoons

Space & Earth / Astronomy

created Nov 24, 2009 | popularity 4.2 / 5 (20) | comments 22

(PhysOrg.com) -- The first large black holes in the universe likely formed and grew deep inside gigantic, starlike cocoons that smothered their powerful x-ray radiation and prevented surrounding gases from ...


Gadgets: Gift ideas for your holiday shopping

Electronics / Consumer & Gadgets

created Dec 05, 2009 | popularity 3 / 5 (1) | comments 1

Black Friday has come and gone and if you're like me, you barely made a dent in your holiday shopping list.


Chubby hubby is common, but ethnicity matters

Medicine & Health / Health

created Dec 01, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- A new study helps untangle how marriage, gender and ethnicity are related to body weight. The study of almost 8,000 men and women will be published in the journal Obesity.


Black Friday LCD-TV prices down 22 pct, sales up

Technology / Business

created Dec 01, 2009 | popularity not rated yet | comments 0

(AP) -- A research firm says decisive price cuts are helping sales of LCD flat panel TVs rise after Thanksgiving.


Researchers find increased dairy intake reduces risk of uterine fibroids in black women

Medicine & Health / Diseases

created Dec 04, 2009 | popularity not rated yet | comments 0

Boston University School of Medicine (BUSM) researchers at the Slone Epidemiology Center found that black women with high intake of dairy products have a reduced incidence of uterine leiomyomata (fibroids). This report, based ...


Online retailers rev up deals to keep up momentum (AP)

Online retailers rev up deals to keep up momentum

Technology / Business

created Nov 30, 2009 | popularity not rated yet | comments 0

(AP) -- Retail Web sites kept amping up the deals Monday, the first day after the Thanksgiving holiday, to try to maintain the long weekend's strong online sales.


Holiday shopping off to mildly encouraging start (AP)

Holiday shopping off to mildly encouraging start

Technology / Business

created Nov 30, 2009 | popularity not rated yet | comments 0

(AP) -- After shoppers gave retailers a somewhat encouraging start to the holiday shopping season, stores now turn their attention to the online promotions known as Cyber Monday and bringing back customers ...


Mysterious X-rays from a Nearby Galaxy

Mysterious X-rays from a Nearby Galaxy

Space & Earth / Astronomy

created Nov 13, 2009 | popularity 4.3 / 5 (15) | comments 8

(PhysOrg.com) -- The nucleus of an active galaxy, an AGN, contains a massive black hole that is vigorously accreting material. In the process it typically ejects jets of particles and radiates brightly at ...