Archive: 07/7/2011

Increased protection urgently needed for tunas

For the first time, all species of scombrids (tunas, bonitos, mackerels and Spanish mackerels) and billfishes (swordfish and marlins) have been assessed for the IUCN Red List of Threatened Species. Of the 61 known species, ...

Jul 07, 2011
not rated yet 1

Green chemistry: Getting nickel back

In Southeast Asia, palm oil is used both as an ingredient for cooking and a raw material for biodiesel production. To stabilize the oil against decomposition, it has to be hydrogenated in the presence of a ...

Jul 07, 2011
5 / 5 (1) 0

Does Asteroid Vesta have a moon?

(PhysOrg.com) -- NASA's Dawn spacecraft is closing in on Vesta, and from now until the ion-powered spacecraft goes into orbit in mid-July, every picture of the giant asteroid will be the best one ever taken. ...

Jul 07, 2011
4.7 / 5 (7) 8 | with audio podcast

Endocytosis is simpler than suspected

A protein by the name of clathrin plays a key part in endocytosis, the process by which living cells absorb large molecules. The protein can form “cages”, in which these molecules become trapped. ...

Jul 07, 2011
5 / 5 (2) 0