Humans
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We summarize the week's scientific breakthroughs every Thursday.
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Health & MedicineVitamins add vitality to aging chromosomes
The chromosomes of many multivitamin supplements users appear younger -- about 10 years younger, a new study finds.
By Janet Raloff -
Health & MedicineMigraines may carry long-term baggage
Headaches with aura may be linked to the formation of microscopic brain lesions in women and possibly to a heightened risk of stroke.
By Nathan Seppa -
ArchaeologyStone Age flutes found in Germany
Excavations in Germany have unearthed what may be the oldest known musical instruments.
By Bruce Bower -
Health & MedicineOf ‘science’ and fetal whaling
Japan had been sacrificing a large number of pregnant whales in the name of science.
By Janet Raloff -
Health & MedicineTest might ascertain who needs appendectomy
Appendicitis might be diagnosable with a new urine test, an advance that could prevent many unnecessary surgeries.
By Nathan Seppa -
HumansDoctors don’t always relay important test results
When it comes to medical tests, don't assume that 'no news is good news,' a new study finds.
By Janet Raloff -
ArchaeologyAncient granaries preceded the Agricultural Revolution
Granaries excavated in Jordan indicate that people stored large quantities of wild cereals by about 11,300 years ago, a practice that led to the cultivation of domesticated plants, a new study suggests.
By Bruce Bower -
Health & MedicineDownside of red-hot chili peppers
In the wild, a culinary kick comes with risks to the plant.
By Susan Milius -
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HumansSeeking genetic fate
Personal genomics companies offer forecasts of disease risk, but the science behind the packaging is still evolving.
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Health & MedicineA role for Merkels
Mysterious skin cells known as Merkel cells are required to sense light touches.
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Health & MedicineGene silencing in colorectal cancer may prove useful
Genetic irregularity in colorectal cancer cells might serve as a biomarker of risk for this malignancy.
By Nathan Seppa