News
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- Health & Medicine
Violent dreams may predict illness in advance
A sleep disorder can precede neurodegenerative disease by decades.
- Life
Bullied booby chicks end up OK
In a seabird nest, abuse by older siblings doesn’t hamper fitness.
- Chemistry
Receipts a large — and largely ignored — source of BPA
A host of small studies raises a big alarm about exposure to a hormone-mimicking chemical.
- Health & Medicine
Gut bacteria reflect dietary differences
A comparison of African and European children concludes that high-fiber, low-fat diets cultivate healthier intestinal microflora.
- Life
Marine census still counting new life-forms
The Gulf of Mexico ranked among the top five marine regions for number of known species.
- Life
Disabling cellular assassin prevents cancer
A counterintuitive experiment may help explain why survivors are more vulnerable to other malignancies later in life.
- Life
For ducks, penis length depends on the other guys
Male genitals grow longer with more competition from other males.
- Space
Dark matter eldorado
Astronomers have discovered that a nearby galaxy has the highest density of dark matter of any galaxy known.
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- Psychology
Sadness response strengthens with age
Older people reacted more strongly to sad scenes than twentysomethings did in a recent study of emotional receptivity.
