Nepal seeks expert advice on tourism
Wed, 27 May 2015 00:45:23 GMT
Tourism operators in earthquake-hit Nepal seek guidance from international experts on which areas can be declared safe for trekking and mountaineering.
How Arctic ozone hole was avoided
Tue, 26 May 2015 15:58:23 GMT
The Antarctic ozone hole would have been 40% bigger and a hole over the Arctic would have opened up if ozone-depleting chemicals had not been phased out, according to research.
Cold sore virus 'treats skin cancer'
Tue, 26 May 2015 22:43:16 GMT
A genetically engineered version of a virus that normally causes cold sores shows real promise for treating skin cancer, say researchers.
Volcano erupts on Galapagos island
Tue, 26 May 2015 10:14:42 GMT
A volcanic eruption on one of the Galapagos Islands potentially puts Charles Darwin's evolution ecosystem at risk.