28/02/2013

Cryopreservation: A chance for highly endangered mammals

Oocytes of lions, tigers and other cat species survive the preservation in liquid nitrogen. Scientists of the Leibniz Institute for Zoo and Wildlife Research (IZW) in Berlin succeeded in carrying out cryopreservation of felid ...

Mercury in fluorescent bulbs has unique isotope fingerprint

(Phys.org)—Many consumers have started replacing traditional incandescent light bulbs with compact fluorescent light bulbs (CFLs) to reduce utility bills. CFLs are made of glass tubes filled with gas and a small amount ...

UK: Neighbourhood segregation of ethnic groups declining

(Phys.org)—Ethnic group segregation in neighbourhoods has decreased throughout England and Wales for all minority groups over the last decade, a new study from the University of Liverpool has shown.

Report examines effects of closing low-performing Chicago schools

(Phys.org)—The University of Chicago Consortium on Chicago School Research has released a full version of the report, "Turning around Low-Performing Schools in Chicago," which shows that in about three-fourths of the cases, ...

Climate change threatens corn crops

A warming world is putting crops at risk, according to scientists who studied how the weather affects French maize yields.

Abell 383: Getting a full picture of an elusive subject

(Phys.org)—Two teams of astronomers have used data from NASA's Chandra X-ray Observatory and other telescopes to map the distribution of dark matter in a galaxy cluster known as Abell 383, which is located about 2.3 billion ...

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