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Bearing Sons Leaves Male DNA Traces in Mom’s Brain
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...
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Survival of the Nicest: Friendly Baboons Live Longest
Baboons, like people, really do get by with a little help from their friends. Humans with strong social ties live longer, healthier lives, whereas hostility and "loner" tendencies can set the stage for...
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Transgendered Bellbird Found in New Zealand
Biologists at the Zealandia eco-sanctuary in New Zealand have spotted a bellbird that exhibits features and behaviour of both male and female members of the species. The bird hatched in early 2011, and...
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Pretty Useful: Appendix Evolved More Than 30 Times
By Colin Barras, ScienceNOW The appendix may not be useless after all. The worm-shaped structure found near the junction of the small and large intestines evolved 32 times among mammals, according to a...
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Better Hearing Takes Practice
Having a conversation in a noisy restaurant can be difficult. For many elderly adults, it's often impossible. But with a little practice, the brain can learn to hear above the din, a new study...
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When a Calorie Is Not a Calorie
When it comes to weight loss, a calorie is a calorie is a calorie. That's been the mantra of nutritionists, dietitians, and food regulators in the United States and Europe for more than a century. But...
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Roller Derby Players Swap Skin Microbes
Whether they're skating shoulder-to-shoulder to block the other team or laying each other out with body checks, roller derby players have a lot of skin-to-skin contact. That contact spreads more than...
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Screens May Be Terrible for You, and Now We Know Why
For more than 3 billion years, the cyclical light of sun, moon, and stars governed life on Earth. Then along came electric light. Our bodies and brains may not have been ready. The post Screens May Be...
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Parasite-Busting Drugs Take the Nobel Prize in Medicine
This year's winners discovered their therapies by sifting through huge repositories of bacteria from soil samples and isolating active compounds from herbs. The post Parasite-Busting Drugs Take the...
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If You’re an Average American, You Peed 4 to 7 Times Today
It's the middle of the road, but it's also the sweet spot. Take a moment to embrace the average. The post If You’re an Average American, You Peed 4 to 7 Times Today appeared first on WIRED.
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The Nobel Prize in Medicine Goes to Your Body, Eating Itself
Autophagy, fully described in the 1990s Japanese biologist Yoshinori Ohsumi, is how cells recycle damaged, diseased, or worn out bits of microscopic, biological machinery into new, fully functional...
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Why Men and Women Battle Over the Office Thermostat
A new study says the reason buildings always seem cold to women is because they were designed for men. The post Why Men and Women Battle Over the Office Thermostat appeared first on WIRED.
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