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Posts Tagged ‘physics’

Five insights challenging science’s unshakable ‘truths’

06/01/2015 Σχολιάστε

 Methyl groups, which affect our genes, often come from what we eat.

Methyl groups, which affect our genes, often come from what we eat. Photograph: Science Photo Library

 

If you thought dying of loneliness was just an old wives’ tale, or that genetic inheritance is fixed – think again. Michael Brooks on science’s most unexpected findings

Michael Brooks, The Observer, Sunday 29 June 2014

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Artificial intelligence could spell end of human race – Stephen Hawking ‘There is no heaven; it’s a fairy story’

17/12/2014 Σχολιάστε

Artificial intelligence could spell end of human race – Stephen Hawking

 

Stephen Hawking

Prof Stephen Hawking has been in partnership with Intel for over 25 years. Photograph: John Stillwell/PA

Technology will eventually become self-aware and supersede humanity, says astrophysicist

Stuart Clark and agencies, The Gurdian, Tuesday 2 December 2014

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The Archaeology of the Stars

10/12/2014 Σχολιάστε

Launch media viewer

A drawing of the Giant Magellan Telescope, which will be set up in the Atacama Desert in Chile and allow an even deeper look into the early universe. Todd Mason/Giant Magellan Telescope Organization

By CURTIS BRAINARD, The New York Times, FEB. 10, 2014

Four years ago, Anna Frebel, a young astronomer at the Massachusetts Institute of Technology, found an ancient star in a neighboring galaxy whose chemical composition proved nearly identical to some unusual stars on the outskirts of our own galaxy, which are older than the Milky Way itself.

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The Big Bang Theory and The incredibly precise design of our universe

28/08/2014 Σχολιάστε

How the Universe Came into Existence…

The dominant scientific theory about the origin of the universe is the Big Bang theory:

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Space Ripples Reveal Big Bang’s Smoking Gun

20/08/2014 Σχολιάστε

 

Alan Guth was one of the first physicists to hypothesize the existence of inflation, which explains how the universe expanded so uniformly and so quickly in the instant after the Big Bang 13.8 billion years ago.CreditRick Friedman for The New York Times

By DENNIS OVERBYE The New York Times, MARCH 17, 2014

     

CAMBRIDGE, Mass. — One night late in 1979, an itinerant young physicist named Alan Guth, with a new son and a year’s appointment at Stanford, stayed up late with his notebook and equations, venturing far beyond the world of known physics.

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Gravitational waves: have US scientists heard echoes of the big bang?

13/08/2014 Σχολιάστε

Big bang

Primordial gravitational waves would provide evidence of inflation in the moments after the big bang. Photograph: Alamy

Discovery of gravitational waves by Bicep telescope at south pole could give scientists insights into how universe was born

Stuart Clark, The Guardian, Friday 14 March 2014

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How did I get here?

14/05/2014 Σχολιάστε

Big Bang cosmology and the evolution of the universe

Posted onSaturday 8 February 2014 theguardian.com

 

Is the universe around us an inevitable consequence of some master equation, some theory of everything? Or was there an element of chance in how it formed, and if so how big were those chances? Most people would like a theory in which we were not ridiculously unlikely.

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Stephen Hawking’s new theory offers black hole escape / Hawking timeline: A brief history of black holes

07/05/2014 Σχολιάστε

What has the Higgs boson done for us?

30/04/2014 Σχολιάστε

 

The Higgs generates mass, but only a minuscule part of it (Image: Naresh Singh/Millennium images)

23 September 2013 by Marcus Chown, newscientist.com

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For similar stories, visit the The Higgs boson and Books and Art Topic Guides

After all the excitement surrounding the discovery of the Higgs, a new book called Beyond the God Particle asks where we go next

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The Big Squeeze

16/01/2014 Σχολιάστε

 

Photographs by A. Sharma, above right, and from top to bottom, at left, Jinfu Shu, R. E. Cohen and D. G. Isaak, M. Somayazulu and Yue Meng

 

The Carnegie Institution for Science can observe how organic substances, like oxalic acid dihydrate, right, react under pressure, born of a mission to study Earth’s interior. Diamond anvils, top left, were used on ferrous iron oxide, xenon and oxygen, forming different structures.

By KENNETH CHANG, The New York Times, December 16, 2013

WASHINGTON — In a recurring comic bit, David Letterman used to place household items — a plate of jelly doughnuts, a six-pack of beer — in an 80-ton hydraulic press, gleefully watching as the items squirted, exploded and disintegrated.

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What scientific idea is ready for retirement?

15/01/2014 Σχολιάστε

 

 

Each year a forum for the world’s most brilliant minds asks one question. This year’s drew responses from such names as Richard Dawkins, Ian McEwan and Alan Alda. Here, edge.org founder John Brockman explains how the question came into being and we pick some of the best responses

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What is the common ground between art and science? And how is Beethoven like Darwin?

03/01/2014 Σχολιάστε

Higgs to tau tau

A collision event in the CERN LHC, as measured by the ATLAS detector, looking very much like a Higgs boson decaying to a pair of tau leptons

 

Novelist Ian McEwan and theoretical physicist Nima Arkani-Hamed met at the Science Museum in London to mark the opening of the Large Hadron Collider exhibition. This is an edited extract of their conversation

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