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Science News for March 17, 2013


White blood cells found to play key role in controlling red blood cell levels

Researchers have found that macrophages help produce and eliminate red blood cells, which could lead to novel therapies for diseases affecting red blood cell balance. The study also showed that eliminating certain macrophages can normalize abnormal red blood cell counts in conditions like polycythemia vera.

SourceAlbert Einstein College of Medicine·JournalNature Medicine·DateMar 17, 2013

When it rains these days, does it pour?

Researchers analyzed over 70 years of hourly precipitation data from 13 US sites to test the hypothesis that storms are becoming more frequent and intense as the climate warms. They found a significant steady increase in stormy activity on the Olympic Peninsula in Washington State, which is famously prone to drizzle.

SourceWashington University in St. Louis·JournalNature Climate Change·DateMar 17, 2013

Ocean plankton sponge up nearly twice the carbon currently assumed

A new study by UC Irvine scientists has found that ocean plankton near the surface of warm waters are much more carbon-rich than previously assumed. The researchers' findings challenge the Redfield ratio, a core principle in marine science that was thought to be constant across different depths and locations.

SourceUniversity of California - Irvine·JournalNature Geoscience·DateMar 17, 2013
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Highly effective communities of bacteria in the world's deepest oceanic trench

A recent study reveals that the deepest oceanic trench holds a surprisingly high concentration of bacteria in its sediment, up to 10 times more than surrounding abyssal plains. This discovery highlights the critical role microorganisms play in regulating the global carbon cycle and climate regulation.

SourceUniversity of Southern Denmark·JournalNature Geoscience·DateMar 17, 2013