Climate fixes 'could harm billions'
Wed, 26 Nov 2014 01:12:15 GMT
Schemes to tackle climate change could prove disastrous for billions of people, but might be required for the good of the planet, scientists say.
Gravity map traces ocean circulation
Tue, 25 Nov 2014 12:37:30 GMT
Scientists use gravity data to produce what they say is the most accurate space view yet of global ocean currents and the speed at which they move.
Urban farming helps feed the world
Tue, 25 Nov 2014 02:29:47 GMT
Urban agriculture plays a much more extensive role in global food security than previously estimated, a study using satellite data suggests.
Brain's dementia weak spot found
Tue, 25 Nov 2014 00:06:07 GMT
The brain has a weak spot for Alzheimer's disease and schizophrenia, according to experts who have pinpointed the region using scans.