News tagged with newton

Mysterious X-ray signal intrigues astronomers

(Phys.org) —A mysterious X-ray signal has been found in a detailed study of galaxy clusters using NASA's Chandra X-ray Observatory and ESA's XMM-Newton. One intriguing possibility is that the X-rays are ...

Jun 24, 2014
4.5 / 5 (56) 18

Black hole wakes up and has a light snack

(Phys.org) —Astronomers have watched as a black hole woke up from a decades-long slumber to feed on a low-mass object – either a brown dwarf or a giant planet – that strayed too close. A similar feeding ...

Apr 02, 2013
4.7 / 5 (22) 26 | with audio podcast

X-ray laser takes aim at cosmic mystery

Scientists have used powerful X-rays from the Linac Coherent Light Source (LCLS) at the SLAC National Accelerator Laboratory, to study and measure, in atomic detail, a key process at work in extreme plasmas ...

Dec 12, 2012
5 / 5 (8) 2 | with audio podcast

Star's 'cry' heralds new era for testing relativity

(Phys.org) -- Last year, astronomers discovered a quiescent black hole in a distant galaxy that erupted after shredding and consuming a passing star. Now researchers have identified a distinctive X-ray signal ...

Aug 02, 2012
4.6 / 5 (21) 0 | with audio podcast

Cambridge University puts Newton's papers online

(PhysOrg.com) -- In a project that has long been overdue, Cambridge University, thanks to a hefty gift from the Polonsky Foundation (supporter of education and arts) and a grant from Britain’s Joint ...

Dec 12, 2011 report
4.3 / 5 (14) 17 | with audio podcast

What activates a supermassive black hole?

A new study combining data from ESO's Very Large Telescope and ESA's XMM-Newton X-ray space observatory has turned up a surprise. Most of the huge black holes in the centres of galaxies in the past 11 billion ...

Jul 13, 2011
4.7 / 5 (13) 108 | with audio podcast

Science historian cracks the 'Plato code'

(PhysOrg.com) -- A science historian at The University of Manchester has cracked "The Plato Code" - the long disputed secret messages hidden in the great philosopher's writings.

Jun 28, 2010
4.3 / 5 (125) 64 | with audio podcast

Pi calculation smashes records

(PhysOrg.com) -- A computer scientist in France has broken all previous records for calculating Pi, using only a personal computer. The previous record was approximately 2.6 trillion digits, but the new record, ...

Jan 07, 2010 report
4 / 5 (22) 12 | with audio podcast