Missing Piece Inspires New Look at Mars Puzzle

WASHINGTON - NASA has begun development of a mission to visit and study the sun closer than ever before.

CAMBRIDGE, Mass. - Scientists have long thought that social networks, which features many distant connections, or ‘long ties,’ produces large-scale changes most quickly.

The second Wisconsin Poverty Report shows the rate of poverty in Wisconsin worsened in 2008, with more than 11 percent of the state’s population living in need, including one in seven children and one in 10 elderly residents.

Blacksmiths make horseshoes by heating, beating and bending iron, but what’s happening to the metal’s individual atoms during such a process?

New research from NASA’s Spitzer Space Telescope reveals that asteroids somewhat near Earth, termed near-Earth objects, are a mixed bunch, with a surprisingly wide array of compositions.

Research links chemical in widely consumed foods to skin cancer - MINNEAPOLIS / ST. PAUL (09/02/2010) —The September cover story of the nation’s leading cancer journal, &ldqu