Archive: 02/25/2009

Fossil fish shows oldest live birth

(PhysOrg.com) -- A 380-million-year-old fossil fish that shows an unborn embryo and umbilical cord has been discovered, scientists report in the journal Nature.

Feb 25, 2009 4.1 / 5 (8) 0

Ants on the brain

(PhysOrg.com) -- Colonies of social insects such as ants and bees could collectively make decisions using mechanisms similar to those used in primate brains, according to new research from the University of ...

Feb 25, 2009 4.5 / 5 (11) 3

Birds Move North with Climate Change

Researchers at the SUNY College of Environmental Science and Forestry (ESF) have documented that a variety of North American bird species are extending their breeding ranges to the north, adding to concerns about climate ...

Feb 25, 2009 5 / 5 (1) 0

World's smallest periscopes

(PhysOrg.com) -- A team of Vanderbilt scientists have invented the world's smallest version of the periscope and are using it to look at cells and other micro-organisms from several sides at once.

Feb 25, 2009 3.7 / 5 (3) 1