News tagged with polarization

Related topics:

Is global warming causing harsher winters?

Millions of people in northern Europe are still battling snow and ice, wondering why they are being punished with bitter cold when—officially—spring has arrived and Earth is in the grip of global warming.

Mar 28, 2013
3.8 / 5 (25) 196

For polar bears, it's survival of the fattest

One of the most southerly populations of polar bears in the world – and the best studied – is struggling to cope with climate-induced changes to sea ice, new research reveals. Based on over 10 years' ...

Mar 19, 2013
not rated yet 0

International ban on polar bear trade rejected

A major meeting of governments on threats to endangered species on Thursday rejected a ban on international trade in polar bears amid fears it would distract from the bigger threat of global warming.

Mar 07, 2013
3 / 5 (1) 0

Hiding in plain sight

A couple years ago, researchers introduced a new material that they said could make any object invisible to both radar and the human eye. Invisibility cloaking would have a major impact on defense technology, they explained, ...

Mar 05, 2013
5 / 5 (4) 1 | with audio podcast