News tagged with metallic elements

Hubble sees cosmic riches

(Phys.org)—This dazzling image shows the globular cluster Messier 69, or M 69 for short, as viewed through the NASA/ESA Hubble Space Telescope. Globular clusters are dense collections of old stars. In this ...

Oct 07, 2012 5 / 5 (8) 0 | with audio podcast

Clean energy could lead to scarce materials

As the world moves toward greater use of low-carbon and zero-carbon energy sources, a possible bottleneck looms, according to a new MIT study: the supply of certain metals needed for key clean-energy technologies.

Apr 09, 2012 3.9 / 5 (8) 25 | with audio podcast