07/08/2012

Building blocks of life came from deep Earth

The rise of the first complex life depended on vital metals brought up to the Earth's surface from far below in vast granite deposits, a new study argues.

Civic-minded undocumented youth dream big

(Phys.org) -- Seventy-two percent of undocumented youth involved in community organizations strongly believe they can make a difference, compared to 41 percent of youth overall.

The economic cost of increased temperatures

Even temporary rises in local temperatures significantly damage long-term economic growth in the world’s developing nations, according to a new study co-authored by an MIT economist.

Study shows official measures of American poverty off-base

(Phys.org) -- For more than 45 years, the poor in this country have been identified by the U.S. Census Bureau’s Official Poverty Measure — a tool that determines America’s poverty rate based on pretax money ...

Taking some guesswork out of high-energy physics

(Phys.org) -- SLAC theorist Stan Brodsky and his collaborator Xing-Gang Wu of Chongqing University have just made the lives of high-energy particle theorists the world over a bit easier. They've demonstrated a way to literally ...

Researchers provide answers to questions about relaxors

(Phys.org) -- University of Arkansas physicists and their colleagues have determined important information about the nanoscale properties of materials called relaxors, which can be used in electronic devices to change temperature ...

Study reveals new family tree for ray-finned fish

(Phys.org) -- The most common lineages of fish found today in oceans, lakes, and rivers evolved about the same time as mammals and birds, a new Yale University-led study shows.

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