Posts Tagged ‘big bang’

Early black holes gorged on ‘fast food’


CARNEGIE MELLON (US) — The largest cosmological simulation ever conducted shows that a steady diet of cold dense gas caused the rapid growth of the early supermassive black holes. Continue…

Monday, December 19, 2011 14:47 - 0 Comments


Science & Technology - Dec 7, 2011 10:20 - 0 Comments

New black holes pop up in young galaxy

YALE (US) — Astronomers have discovered what appear to be three fast-growing, supermassive black holes in a relatively young, still-forming galaxy. (more…)

Top Stories - Jul 8, 2011 10:05 - 11 Comments

Universe born in a spin—and still whirling?

U. MICHIGAN (US) — New findings raise questions about the universe’s assumed mirror symmetry—and seem to suggest the early universe spun on an axis. (more…)

Top Stories - Mar 29, 2011 10:17 - 1 Comment

What matters in universe’s asymmetry

SYRACUSE U. (US) — A study of the decay of a rare particle present right after the Big Bang could help solve the mystery of why the universe evolved to have more matter than antimatter. (more…)


Science & Technology - Sep 8, 2010 12:18 - 3 Comments

In universe’s beginning, chaos reigned

NORTHWESTERN (US)—A new mathematical argument proves earlier conjecture that the expansion of the universe at the time of the big bang was highly chaotic. (more…)

Science & Technology - Aug 19, 2010 13:50 - 4 Comments

Ancient galaxy cluster is shockingly modern

TEXAS A&M (US)—An international team of astronomers has discovered that a significant fraction of ancient galaxies is still actively forming stars. (more…)

Science & Technology - Apr 29, 2010 0:49 - 0 Comments

mousetrap

Building a better cosmic ‘mousetrap’

MICHIGAN STATE (US)—Capturing fleeting bits of matter to reveal the nature of the universe is a little like trying to trap incredibly tiny, impossibly speedy mice. (more…)


Science & Technology - Mar 31, 2010 11:06 - 1 Comment

collider

Smashing success for Big Bang experiment

U. COLORADO (US)—Scientists crashed proton beams together at three and one-half times the highest energy levels ever recorded on March 30 in a quest to discover the physical conditions immediately following the Big Bang. (more…)

Science & Technology - Feb 24, 2010 12:09 - 0 Comments

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Measuring matter hotter than the sun

VANDERBILT (US)—Scientists have created an exotic state of matter with a temperature of four trillion degrees Celsius. It’s the hottest temperature ever achieved in a laboratory and 250,000 times hotter than the heart of the sun. (more…)

Science & Technology - Feb 3, 2010 12:55 - 0 Comments

galaxy formation2

Simulated galaxies resemble real ones

WASHINGTON (US)—Using millions of hours on supercomputers, researchers have run simulations of galaxy formation and produced dwarf galaxies very much like those observed today by satellites and large telescopes around the world. (more…)


Science & Technology - Jul 17, 2009 10:39 - 1 Comment

star

Twinkle, twinkle: Early stars came in pairs

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This computer-simulated image shows the formation of two high density regions (yellow) in the early universe. The cores are expected to evolve into a binary—or ‘twin’—star system. (Courtesy: Ralf Kaehler, Matthew Turk, and Tom Abel)

Science & Technology - May 19, 2009 11:48 - 0 Comments

QUIET team members display circuitry and components developed for the detection of gravity waves: physics graduate students Immanuel Buder and Alison Brizius (front row); Colin Bischoff, physics graduate student; David Moore, undergraduate in physics; Akito Kusaka, postdoctoral fellow in the Kavli Institute for Cosmological Physics; and Bruce Winstein, the Samuel K. Allison Distinguished Service Professor in Physics (back row, l-r). (Credit: Lloyd DeGrane)

Catching gravity waves from the big bang

QUIET team members display circuitry and components developed for the detection of gravity waves: physics graduate students Immanuel Buder and Alison Brizius (front row); Colin Bischoff, physics graduate student; David Moore, undergraduate in physics; Akito Kusaka, postdoctoral fellow in the Kavli Institute for Cosmological Physics; and Bruce Winstein, the Samuel K. Allison Distinguished Service Professor in Physics (back row, l-r). (Credit: Lloyd DeGrane)

QUIET team members display circuitry and components developed for the detection of gravity waves: physics graduate students Immanuel Buder and Alison Brizius (front row); Colin Bischoff, physics graduate student; David Moore, undergraduate in physics; Akito Kusaka, postdoctoral fellow in the Kavli Institute for Cosmological Physics; and Bruce Winstein, the Samuel K. Allison Distinguished Service Professor in Physics (back row, l-r). (Credit:Lloyd DeGrane)

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