News tagged with mathematical model

Why moderate beliefs rarely prevail

(Phys.org)—We live in a world of extremes, where being fervently for or against an issue often becomes the dominant social ideology – until an opposing belief that is equally extreme emerges to challenge ...

Oct 02, 2012 feature
4.2 / 5 (32) 78 | with audio podcast

Deserts 'greening' from rising CO2

Increased levels of carbon dioxide (CO2) have helped boost green foliage across the world's arid regions over the past 30 years through a process called CO2 fertilisation, according to CSIRO research.

Jul 03, 2013
4.6 / 5 (28) 20

Elevated carbon dioxide making arid regions greener

Scientists have long suspected that a flourishing of green foliage around the globe, observed since the early 1980s in satellite data, springs at least in part from the increasing concentration of carbon dioxide in Earth's ...

May 31, 2013
4.9 / 5 (17) 6

Strange physics turns off laser

Inspired by anomalies that arise in certain mathematical equations, researchers have demonstrated a laser system that paradoxically turns off when more power is added rather than becoming continuously brighter.

Jun 17, 2014
5 / 5 (12) 5

Painting in virtual reality, no trial-and-error

Almost any product made of plastic, metal or wood is painted or coated. But colour doesn't come cheap. The biggest polluter in a factory is the painting and surface treatment processes. By painting in virtual ...

Feb 19, 2014
3.7 / 5 (16) 0