- Science and Technology
Long-dead eunuchs may help explain long lives
In the industrialized world, women live at least five years longer, on average, than men. Scientists have attributed that difference to everything from healthier habits to hardier cells. Now, a study that analyzes the longevity of eunuchs, or castrated men, suggests that testosterone may play a part in shortening men's lives.
Slate: The physics of cracking an egg
My mother taught me to crack the egg on the rim of the mixing bowl before gently pulling the two halves apart with both hands, while my husband prefers to tap the eggshell gently with the dull edge of a knife. Others might favor striking the egg against the edge, or the surface, of a countertop.
Bearing sons can alter your mind
Giving a whole new meaning to "pregnancy brain," a new study shows that male DNA-likely left over from pregnancy with a male fetus-can persist in a woman's brain throughout her life. Although the biological impact of this foreign DNA is unclear, the study also found that women with more male DNA in their brains were less likely to have suffered from Alzheimer's disease-hinting that the male DNA could help protect the mothers from the disease, the researchers say.
Apple IOS 6 moves toward a Google-free future
The new version of iOS, the software that runs Apple's iPhones and iPads, may be more important for what was taken away than for any of the things added.
Slate: Will the Internet become self-aware?
In the world of sci-fi movie geekdom, Aug. 29, 1997, was a turning point for humanity: On that day, according to the "Terminator" films, the network of U.S. defense computers known as Skynet became self-aware — and soon launched an all-out genocidal war against Homo sapiens.
VIDEO: Space shuttle Endeavour lands in California
Space shuttle Endeavour returned to its California roots Thursday after a cross-country journey that paid homage to NASA workers and former Arizona Rep. Gabrielle Giffords and her astronaut husband.
VIDEO: Apple iPhone 5 praised for speed, faulted on maps by reviewers
The iPhone 5, which is scheduled to reach stores Sept. 21, is the best smartphone on the market, map-software flaws aside, according to Walt Mossberg of the Wall Street Journal. Ed Baig of USA Today said the device keeps Apple ahead of rivals such as Samsung Electronics Co., and Rich Jaroslovsky of Bloomberg called it the "handsomest phone you can buy."
Tough evergreens can survive tough times
Editor’s Note: This is the second of two columns addressing the issues of evergreen health during extreme drought.
What is attacking the evergreens?
Editor’s Note: This is the first of two columns addressing the issues of evergreen health during extreme drought.
Keystone pipeline's path cuts across Native American land, history
TransCanada's plan to dig a trench and bury part of its $7 billion, 1,700-mile Keystone XL pipeline right through this land has unearthed a host of Native American opposition, resentments and ghosts of the past.
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