News tagged with probability

Neutrons escaping to a parallel world?

In a paper recently published in European Physical Journal C, researchers hypothesised the existence of mirror particles to explain the anomalous loss of neutrons observed experimentally. The existence of such mirror matter ...

Jun 15, 2012
4.1 / 5 (31) 51 | with audio podcast

Does probability come from quantum physics?

(Phys.org)—Ever since Austrian scientist Erwin Schrodinger put his unfortunate cat in a box, his fellow physicists have been using something called quantum theory to explain and understand the nature of waves and particles.

Feb 05, 2013
3.3 / 5 (35) 99 | with audio podcast

Heads or tails? It all depends on some key variables

Everyone knows the flip of a coin is a 50-50 proposition. Only it's not. You can beat the odds. So says a three-person team of Stanford and UC-Santa Cruz researchers. They produced a provocative study that turns conventional ...

Oct 20, 2009
4 / 5 (26) 8

Two molecules communicate via single photons

Scientists realize one of the most elementary and oldest "gedanken" experiments in modern physics, namely, excitation of a single molecule with a single photon. This paves the way for further investigations ...

Feb 28, 2012
5 / 5 (12) 0 | with audio podcast

Abuse from other universes -- a second opinion

At the end of last year, there was a flurry of activity from astronomers Gurzadyan and Penrose that considered the evidence of alternate universes or the existence of a universe prior to the Big Bang and suggested ...

Oct 10, 2011
4.2 / 5 (13) 2

Why didn't Darwin discover Mendel's laws?

Mendel solved the logic of inheritance in his monastery garden with no more technology than Darwin had in his garden at Down House. So why couldn't Darwin have done it too? A Journal of Biology article argues that Darwin ...

Feb 27, 2009
3.6 / 5 (13) 1