News tagged with big bang

Nearby ancient star is almost as old as the Universe

A metal-poor star located merely 190 light-years from the Sun is 14.46+-0.80 billion years old, which implies that the star is nearly as old as the Universe! Those results emerged from a new study led by Howard Bond. Such metal-poor stars are (s ...

Feb 25, 2013
4.5 / 5 (20) 15

CSIRO telescope takes temperature of Universe

(Phys.org)—Using the CSIRO Australia Telescope Compact Array near Narrabri, NSW, an international team from Sweden, France, Germany and Australia has measured how warm the Universe was when it was half ...

Jan 23, 2013
4.4 / 5 (8) 0 | with audio podcast

Big Bang under the microscope

(Phys.org)—Scientists have replaced the telescope with the microscope: Using the similarities between the structure of a crystal and the state of the cosmos in the early universe, they have explored a yet ...

Jan 03, 2013
3.9 / 5 (15) 22 | with audio podcast

Stars reveal the secrets of looking young

Some people are in great shape at the age of 90, while others are decrepit before they're 50. We know that how fast people age is only loosely linked to how old they actually are—and may have more to do ...

Dec 19, 2012
5 / 5 (2) 15 | with audio podcast

Searching for defects in space

Topological defects in space may have developed fractions of a second after the Big Bang. Simulations of these wormlike entities and a comparison of the simulations with cosmic background radiation measurements ...

Dec 19, 2012
4.8 / 5 (10) 1 | with audio podcast

Distant super-luminous supernovae found

(Phys.org)—Two 'super-luminous' supernovae - stellar explosions 10 to 100 times brighter than other supernova types - have been detected in the distant Universe.

Nov 01, 2012
5 / 5 (6) 1 | with audio podcast

Climate: EU emissions down 2.5 percent in 2011

European greenhouse gas emissions fell by 2.5 percent in 2011 over 2010, as a mild winter and increase in renewable energy use offset a rise in coal consumption and economic activity, estimates released on ...

Sep 07, 2012
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