Health & Medicine
- Neuroscience
Marijuana component fights epilepsy
A buzz-free extract of marijuana could help epilepsy patients whose seizures resist other treatments.
By Nathan Seppa - Science & Society
The Angelina effect should be about knowing your cancer risk
Angelina Jolie’s public message about her medical decisions related to cancer is about knowing your risks for disease, not hers.
- Genetics
Contagious cancer found in clams
A soft-shell clam disease is just the third example of a contagious cancer.
- Humans
Natural selection may be growing taller Dutch people
Over the past 200 years, natural selection may have driven the evolution of taller Dutch people, researchers posit.
- Health & Medicine
Mutation regions mapped on genes that cause breast and ovarian cancer
An analysis of mutated BRCA genes could someday be used for personalized medicine in the fight against breast and ovarian cancer.
By Nathan Seppa - Neuroscience
Brains may be wired to count calories, make healthy choices
Fruit flies appear to make memories of the calories in the food they eat, an observation that may have implications for weight control in humans.
- Health & Medicine
Pink blobs of hope in cancer-targeting quest
Cancer drugs coated with plastic can reach a mouse’s lungs for targeted delivery, but steering the capsules to the right spots can be a challenge.
- Health & Medicine
Early birth control study probed effectiveness of pill
A 1960s study probed birth control pills’ effectiveness for women. Researchers are still trying to make a pill for men.
- Health & Medicine
A more accurate prenatal test to predict Down syndrome
A test to detect genetic problems such as Down syndrome examines a baby’s DNA in the mother’s blood and may limit the need for more invasive screening.
- Health & Medicine
Injured baby hearts may be coaxed to regenerate
Shots of a growth factor protein reduce cell death in infant mice with heart damage.
By Nathan Seppa - Health & Medicine
Older moms may have options to reduce newborns’ risks
Although babies born to older mothers face a higher danger of congenital heart defects, exercising moms may offset this added risk, a study in mice shows.
By Nathan Seppa - Tech
Exoskeleton boot makes for more efficient walking
Newly developed exoskeleton boots that are unpowered are showing scientists that it is still possible to make walking even more efficient for humans.