Humans
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We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
A role for Merkels
Mysterious skin cells known as Merkel cells are required to sense light touches.
- Health & Medicine
Gene 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 - Computing
Asia: One reason America can’t afford to jettison good teachers
Asia appears to prize science and tech education far more than America does, and the result may be a waning of the West's economic and entrepreneurial dominance.
By Janet Raloff - Health & Medicine
Gene plus stress equals depression debate
A reanalysis of data challenges a prominent report that a particular gene variant interacts with stressful experiences to promote depression, sparking controversy.
By Bruce Bower - Health & Medicine
CT scan nearly as good as regular colonoscopy
Virtual colonoscopy might suffice for people at high risk of colorectal cancer, a new study finds.
By Nathan Seppa - Humans
‘CRAP’ paper accepted for publication
Find out what happens when a joke, a hoax manuscript, is submitted to an open-access journal.
By Janet Raloff - Life
Estrogen may reprogram prostate cancer gene in black men
Study finds a lack of chemical tags near a prostate cancer gene in African American males.
- Archaeology
Engraved pigments point to ancient symbolic tradition
Analyses of patterns incised on pieces of ancient pigment indicate that people in southern Africa passed along symbolic practices from 100,000 to 75,000 years ago, scientists say.
By Bruce Bower - Humans
Plump youngsters show heart-y risks
Even fat 7-year olds show they're developing a risk of blood clots and other impacts of cardiovascular disease.
By Janet Raloff - Health & Medicine
Origins of the swine flu virus
Researchers use evolutionary history to trace the early days of the pandemic.
- Health & Medicine
Stomach surgery helps obese adolescents
Laparoscopic banding surgery to limit appetite improves several health markers in obese adolescents.
By Nathan Seppa -