Archive: 01/27/2012

What really happened prior to 'Snowball Earth'?

In a study published in the journal Geology, scientists at the University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science suggest that the large changes in the carbon isotopic composition of car ...

Jan 27, 2012
4.2 / 5 (9) 18 | with audio podcast

Crater with dark and bright ejecta

(PhysOrg.com) -- This Dawn FC (framing camera) image is centered on a small, young, fresh crater with bright and dark ejecta rays extending from it. This image is a brightness image, which is taken directly ...

Jan 27, 2012
4.4 / 5 (5) 0

Resolving controversy at the water's edge

Water (H2O) has a simple composition, but its dizzyingly interconnected hydrogen-bonded networks make structural characterizations challenging. In particular, the organization of water surfaces—a region cri ...

Jan 27, 2012
4.5 / 5 (4) 3

Giant cell reveals metabolic secrets

Chemical reactions within the cell produce intermediate and end products in the form of small molecules called metabolites. Using an approach called metabolomics, a Japanese research team led by Kazuki Saito ...

Jan 27, 2012
5 / 5 (3) 0