Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Rabbit heart gets full electrode jacket
A silicon jacket makes it possible for scientists to place sensors on specific areas of the heart without glue or stitches and could one day be used for diagnosing and treating human heart diseases.
- Anthropology
Cancer proposed as spur for evolution of dark-skinned ancestors
Fatal ailments might have sparked DNA changes that yielded dark skin in human ancestors.
- Environment
Handling receipts increases exposure to BPA
People who handle cash register receipts printed on thermal paper show notable exposure to bisphenol A.
- Health & Medicine
Beating addiction: impossible or surprisingly common?
Addiction may be a dysfunctional if temporary coping strategy, clouds may not reduce global warming and other stories from the March 22 issue.
- Health & Medicine
Brush kids’ teeth with just a little fluoride toothpaste
The American Dental Association has released new brushing guidelines for infants.
- Health & Medicine
Camels in Saudi Arabia teeming with MERS virus
Three-quarters of animals tested had signs of the MERS virus, which can be deadly in people.
- Health & Medicine
Acetaminophen use in pregnancy linked to kids’ slightly higher risk of ADHD
A large analysis shows an association between acetaminophen use in pregnancy and slightly higher risks of ADHD, but it does not prove the pain reliever causes the disorder.
- Health & Medicine
Urine test detects not pregnancy but cancer
A paper strip uses nanoparticles to pick up evidence of tumors or blood clots in mice.
- Psychology
Beatles reaction puzzles even psychologists
From the February 29, 1964, issue: Psychologists are as puzzled as parents over the explosive effect the Beatles are having on American teen-agers.
- Environment
Legionnaires’ disease bacteria lurk in tap water
Found in nearly half of faucets, contamination could explain sporadic cases of disease.
- Science & Society
Alternatives needed to do-it-yourself feces swaps
Three researchers are calling for the FDA to regulate feces as a human tissue rather than a drug to make it easier for doctors to perform fecal transplants.
- Archaeology
Fire used regularly for cooking for 300,000 years
Israeli cave yields a fireplace where Stone Age crowd may have cooked up social change.
