News tagged with classical physics

'Spooky action at a distance' aboard the ISS

(Phys.org) —Albert Einstein famously described quantum entanglement as "spooky action at distance"; however, up until now experiments that examine this peculiar aspect of physics have been limited to relatively ...

Apr 09, 2013
4.8 / 5 (28) 22 | with audio podcast

A non-causal quantum eraser

Whether a quantum object behaves like a wave or like a particle depends (according to the Copenhagen interpretation) on the choice of measurement apparatus used for observing the system, and therefore on ...

Jan 09, 2013
4.4 / 5 (12) 54 | with audio podcast

Testing Einstein's E=mc2 in outer space

(Phys.org)—University of Arizona physicist Andrei Lebed has stirred the physics community with an intriguing idea yet to be tested experimentally: The world's most iconic equation, Albert Einstein's E=mc2, may be cor ...

Jan 04, 2013
4.8 / 5 (27) 81 | with audio podcast

Revealing quantum flow

(Phys.org)—UK-based physicist Ole Steuernagel from the University of Hertfordshire, alongside Dimitris Kakofengitis and Georg Ritter, have found that a new powerful tool they call 'Wigner flow' is the quantum ...

Dec 28, 2012
4.9 / 5 (16) 10 | with audio podcast