Im Zentrum des Vitamins B12 sitzt ein Kobaltatom. Dieses konnten britische Biologen und österreichische Chemiker nun durch ein anderes Metallion ersetzen – mit einem weiteren spektakulären Ergebnis: Das verwendete Rhodium passte besser in die B12-Struktur als das für die biologische Funktion des Vitamins essentielle Kobalt. (more…)
PORT HURON — It’s a perfect summer afternoon on the Saint Clair River, on the Canadian border just north of Detroit. Pleasure boats skim across the bright blue water as picnickers watch from the grassy bank. They don’t notice the fat black data cable that snakes out of the water, along a concrete pier and through a hole in the brick wall of an old papermill on the opposite riverbank. (more…)
Scientific studies are frequently the basis for news stories that seem too good to be true. How does the audience separate fact from fiction? The head of research at the UA explains. (more…)
Ions subjected to buffer gas cooling never truly reach the same temperature as the surrounding gas
According to the basic laws of thermodynamics, if you leave a warm apple pie in a winter window eventually the pie would cool down to the same temperature as the surrounding air. (more…)
ANN ARBOR — A new molecular gel recipe developed at the University of Michigan is at the core of a prototype for a more accurate lead paint test. (more…)
Formerly known as 1999 RQ36, the space rock was chosen by process of elimination as the destination for the UA-led OSIRIS-REx mission, which will pick up a sample of its regolith and return it to Earth for analysis. Launch is little more than two months away. (more…)
UD researchers conduct consumer behavior studies in Washington
The University of Delaware’s Center for Experimental and Applied Economics (CEAE) rolled out its innovative tuk tuk at the United States Department of Agriculture’s (USDA) Farmers Market on the National Mall in Washington, D.C., on Friday, Sept. 30, conducting a study on consumers’ preferences for food produced with non-traditional irrigation water. (more…)
Innsbrucker Mechatroniker haben eine neuartige Form von adaptiven Robotern entwickelt und patentiert. ARTS besteht aus einzelnen Tetraedern, mit denen nahezu jede denkbare lineare Form nachgebildet werden kann – für die Entwicklung werden nun Industriepartner gesucht. (more…)
