Archive: 03/21/2012

The stellar superhighway in the Milky Way

Conventional wisdom suggests that, like planets round the Sun, stars follow approximately circular orbits which cross the spiral arms, and that the Sun presently lies in a spur rather than a major spiral arm.

dateMar 21, 2012 in Astronomy
shares0 comments 1

Keeping track to selenium metabolism

Spanish and Danish researchers have developed a method for the in vivo study of the unknown metabolism of selenium, an essential element for living beings. The technique can help clarify whether or not it ...

dateMar 21, 2012 in Analytical Chemistry
shares0 comments 0