Archive: 02/19/2009

Nutrient Pollution Chokes Marine and Freshwater Ecosystems

Protecting drinking water and preventing harmful coastal "dead zones", as well as eutrophication in many lakes, will require reducing both nitrogen and phosphorus pollution. Because streams and rivers are ...

Feb 19, 2009
3.7 / 5 (3) 0

What do Biological Cells and Democracy Have in Common?

(PhysOrg.com) -- Scientists at the New England Complex Systems Institute (NECSI) and Harvard University offer a groundbreaking new perspective on how genes determine and regulate the functional identity of a cell. The study, ...

Feb 19, 2009
4.7 / 5 (3) 0

New research could help predict red tide

(PhysOrg.com) -- Not far beneath the ocean's surface, tiny phytoplankton swimming upward in a daily commute toward morning light sometimes encounter the watery equivalent of Rod Serling's Twilight Zone: a ...

Feb 19, 2009
4.3 / 5 (4) 0

How Volvox got its groove

Some algae have been hanging together rather than going it alone much longer than previously thought, according to new research.

Feb 19, 2009
4.3 / 5 (6) 10