-
Brain
Loneliness can breed disease
Everyone experiences loneliness from time to time. But when allowed to persist, loneliness can damage your health and steal years from your life.
By Hugh Westrup -
Health & Medicine
Explainer: Tips for overcoming loneliness
This assortment of tips can help overcome loneliness. The approach focuses on changing — for the better — those ways in which you and others interact.
By Hugh Westrup -
Environment
Poisonings linked to e-cigarettes
A federal survey finds electronic cigarettes and the chemicals they burn are an increasing cause of reports of harm made to poison-control centers. Young children are often the victims.
By Janet Raloff -
Health & Medicine
The nose knows a trillion scents
There's a long-standing claim that people can identify 10,000 different odors. But a new study suggests that people can actually identify at least 10,000 times that many scents.
-
Health & Medicine
Intel STS finalist uses math to predict breast cancer spread
Intel STS finalist Esha Maiti developed a model to calculate the probability of cancer spreading to different areas of the body.
-
Health & Medicine
Some of chocolate’s health benefits may trace to ‘bugs’
Dark chocolate offers people a number of health benefits. A new study finds that the breakdown of chocolate by microbes in the human gut be behind some benefits.
-
Health & Medicine
The dangerous rise of electronic cigarettes
Electronic cigarettes were originally advertised as a way for smokers to wean themselves off of cigarettes. In fact, e-cigarettes are helping hook a whole new generation of young people on nicotine — an addiction that may transition back to tobacco.
-
Health & Medicine
Explainer: What is a hookah?
Many teens are turning to water pipes as a potentially safer alternative to conventional cigarettes. But they’d be wrong.
-
Health & Medicine
Explainer: What are e-cigarettes?
New battery-powered devices deliver nicotine, a dangerous and addictive drug.
-
Health & Medicine
Intel STS finalist uses math to help the blind
Intel Science Talent Search finalist Alec Arshavsky has built a computer program to help make sure people receive the right eye transplants to help reverse blindness.
-
Health & Medicine
Low protein, longer life — for some
Eating less protein can lengthen life and improve health. That’s the message from new studies in mice and in people.
-
Health & Medicine
Teen uncovers new weapons to stop Huntington’s disease
David Seong, an Intel Science Talent Search finalist, is studying how tiny pieces of genetic material might be used to lock up a dangerous protein in Huntington’s disease.