Humans
We summarize the week's scientific breakthroughs every Thursday.
- Humans
From the September 5, 1936, issue
A field divided, hope for mine workers exposed to silica dust, and taking the brain's temperature.
- Health & Medicine
Problem Paternity: Older men seem more apt to have autistic kids
Children born to fathers who are age 40 or older have an increased risk of developing autism.
- Humans
Letters from the September 9, 2006, issue of Science News
Brother bother If having biological older brothers correlates to homosexuality (“Gay Males’ Sibling Link: Men’s homosexuality tied to having older brothers,” SN: 7/1/06, p. 3), then we would expect that in the past, when families were larger, there would be a greater proportion of homosexuals. Is there any evidence for this? Rick NorwoodMountain Home, Tenn. […]
- Health & Medicine
Herpes simplex viruses dip in prevalence
Two viruses that cause genital herpes decreased in prevalence in the United States during the past 2 decades.
- Health & Medicine
Old drug can stop clots as well as newer drug does
A decades-old form of the anticlotting drug heparin is as safe, as effective, and potentially as convenient to use as recent derivatives that are many times more expensive.
- Humans
From the August 29, 1936, issue
Fighting forest fires with science, a young Milky Way, and atom-smashing cosmic rays.
- Health & Medicine
Another Way Men and Women Differ
One reason young women face a much lower heart-disease risk than do men may reflect the different way their bodies respond to fats circulating in their blood during the first hours after a meal.
- Health & Medicine
Head to Head: Brain implants are better for Parkinson’s patients
Parkinson's patients who get electrodes surgically implanted in their brains regain some muscle control and have improved quality of life.
- Anthropology
Chimps spread out their tools
Chimpanzees use stones to crack nuts in an African region far from where that behavior was thought to be relegated.
- Anthropology
Mental Leap
As scientists discover traits shared by human and ape ancestors millions of years ago, they try to fill in the gaps of human evolution.
- Humans
Letters from the September 2, 2006, issue of Science News
B line “A Vexing Enigma: New insights confront chronic fatigue syndrome” (SN: 7/1/06, p. 10) implies that there’s not an available cure for chronic fatigue syndrome. I was amazed to find no mention of vitamin B12. I can attest to the remarkable effect. Earl L. PyeOak Hills, Calif. Limited evidence suggests that vitamin B12 absorption […]
- Humans
From the August 22, 1936, issue
Hummingbirds in flight, a cosmic-ray detector, and rare metals in meteorites.
