Science and technology

Associated Press
FILE - In this Feb. 2, 2011 file photo, Sen. Orrin Hatch, R-Utah speaks on Capitol Hill in Washington. High-tech companies looking for an immigration bill to solve their shortages of workers skilled in mathematics and science press for more concessions this week through Hatch. Democrats desperately need his support to give the legislation a chance. Some liberal Democrats, however, say the bill already gives too much to Silicon Valley. (AP Photo/Jacquelyn Martin)

View gallery

500 photos

Astronomy, meteorology, environment, archaeology, electronics, computers and gadgets

View Comments (0)