Multiple mergers generate ultraluminous infrared galaxy

A team of astronomers led by Professor Yoshiaki Taniguchi (Ehime University) has concluded that the ultraluminous infrared galaxy (ULIRG) Arp 220 developed from a multiple merger among four or more galaxies. Their new imaging ...

Learning transistor mimics the brain

A new transistor based on organic materials has been developed by scientists at Linköping University. It has the ability to learn, and is equipped with both short-term and long-term memory. The work is a major step on the ...

Carbon emissions: U.S. fares better when considering climate

(Phys.org) -- The U.S. has long been among the world's worst emitters of carbon dioxide, but when accounting for climate in addition to GDP, it is nowhere near the bottom of that list, according to University of Michigan ...

Irrigation's impacts on global carbon uptake

Globally, irrigation increases agricultural productivity by an amount roughly equivalent to the entire agricultural output of the U.S., according to a new University of Wisconsin-Madison study.

US job recovery: Half way there

Over the next two years, the U.S. economy will regain the rest of the nearly 9 million jobs lost in the Great Recession, say economists at the University of Michigan.

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