News tagged with direction

Nanoparticles break the symmetry of light

How can a beam of light tell the difference between left and right? At the Vienna University of Technology (TU Wien) tiny particles have been coupled to a glass fibre. The particles emit light into the fibre ...

Oct 06, 2014
4.8 / 5 (10) 1

Modified theory of dark matter

Dark matter is an aspect of the universe we still don't fully understand. We have lots of evidence pointing to its existence (as I outlined in a series of posts a while back), and the best evidence we have point ...

Sep 12, 2014
4 / 5 (33) 32

How costly are natural hazards?

Costs of natural hazards are at historically high levels, and show an increasing trend. Cost assessments of natural hazards often only cover direct costs and even these are assumed to be at least 50% higher ...

Apr 28, 2014
5 / 5 (1) 0