Science News

While up at the International Space Station, 42-year-old astronaut Randolph Bresnik announces some stellar news: the birth of his baby daughter, Abigail.

Hackers break into the electronic files of a prominent climate research center and leak private e-mail exchanges from leading scientists on global warming. Some skeptics say the messages show that scientists rigged data to overstate their case on climate change.

As astronaut Randolph Bresnik awaits the birth of a baby daughter back on Earth, he steps outside the International Space Station for the first time. "Other than seeing my wife for the first time, I don't think I've ever seen a more beautiful face," Bresnik says, gazing down at Earth 220 miles below. "This is amazing."

The American College of Obstetricians and Gynecologists releases new guidelines that advise women in their 20s to receive a Pap smear every two years. Previously, the organization advised women to get the test, which can detect cervical cancer, every year. The new recommendations come in the same week that U.S. women received new (and more lax) mammogram guidelines.