Baby can wait as expectant dad finishes spacewalk

(AP) -- A spacewalking astronaut put aside the impending birth of his daughter and blazed through his first-ever venture outside the International Space Station on Saturday.

Hackers leak e-mails, stoke climate debate

(AP) -- Computer hackers have broken into a server at a well-respected climate change research center in Britain and posted hundreds of private e-mails and documents online - stoking debate over whether some scientists have ...

Restored machine to explore mysteries of Big Bang

(AP) -- Scientists are preparing the world's largest atom smasher to explore the depths of matter after successfully restarting the $10 billion machine following more than a year of repairs.

Measure to change U. of Neb. stem-cell rule fails (Update 2)

(AP) -- The University of Nebraska's governing board on Friday voted not to place tighter restrictions on embryonic stem cell research than those outlined under federal guidelines, which were expanded after President Barack ...

Museum: Galileo's fingers, tooth are found

(AP) -- Two fingers and a tooth removed from Galileo Galilei's corpse in a Florentine basilica in the 18th century and given up for lost have been found again and will soon be put on display, an Italian museum director said ...