Raimund Muscheler is a researcher at the Department of Earth and Ecosystem Sciences at Lund University in Sweden. In the latest issue of the journal Science, he and his colleagues have described how the surface water temperature in the tropical parts of the eastern Pacific varied with the sun’s activity between 7 000 and 11 [...]

SPACE STATION AURORAS: With solar activity on the rise, August 2010 has been a good month for auroras. There have been sightings of Northern Lights as far south as Wisconsin and Iowa in the United States, and some fine displays of Southern Lights over Antarctica. Some of the best pictures so far have come from [...]