News tagged with isotopes

Westerly winds and CO2 levels

The end of the last Ice Age was preceded by a gradual rise in atmospheric CO2. A new study supports the idea that a shift in the position, and increase in the intensity, of zonal westerly winds in the Southern ...

Aug 07, 2013
3.6 / 5 (8) 1

Solar system's youth gives clues to planet search

Comets and meteorites contain clues to our solar system's earliest days. But some of the findings are puzzle pieces that don't seem to fit well together. A new set of theoretical models from Carnegie's Alan Boss shows how ...

Jul 24, 2013
5 / 5 (3) 0 | with audio podcast

Toxic radiation 'in groundwater' at Fukushima

Toxic radioactive substances have once again been detected in groundwater at the crippled Fukushima nuclear plant, its Japanese operator said on Sunday, the latest in a series of incidents at the tsunami-battered ...

Jul 07, 2013
3.2 / 5 (5) 3