Chemistry
Scientists Say: Fluoride
This electrically charged form of fluorine boasts powerful tooth-strengthening abilities.
Health & Medicine
More Stories in Health & Medicine
- Health & Medicine
Positive thinking could help boost your immune system
With real-time feedback, people can learn to turn on a part of the brain that helps rev up the immune system, new data show.
- Artificial Intelligence
AI may be giving teens bad diet advice
The meal plans that AI made for fictional teens cut an entire meal’s worth of calories per day.
- Health & Medicine
How pitchers rest between innings could save their arms — and stats
Focusing on muscle recovery during games could help keep pitch speeds high and injury risk low, one ISEF finalist finds.
- Health & Medicine
6 surprising science-backed ways to beat the heat
From a new hairstyle or burst of mint to how you decorate your windows, these research-backed tips and tricks can help you beat the heat to stay cool all summer long.
- Health & Medicine
Scientists get smart about farts with new underwear sensor
It snaps into regular undies to measure releases of hydrogen gas. Rates vary widely, but 32 farts a day seems about average, early data suggest.
- Plants
Light pollution could be supercharging your pollen allergies
Light pollution in North American cities seems to be tricking plants into releasing pollen for longer periods each year.
- Humans
Let’s learn about adrenaline
In short bursts, this hormone can help you face your fears. But in the long run, too much of it can be unhealthy.
- Health & Medicine
Meet CLA, a naturally ‘healthy’ fat in burgers, ice cream and more
Solid at room temp, the natural trans fat conjugated linoleic acid resembles saturated fats — except that it appears good for the body in many ways.
- Health & Medicine
Here’s what nutrition experts say about dietary fat
New U.S. dietary guidelines promote eating full-fat dairy and meats. But health experts say nuts and seed oils are better sources of the two crucial fats we need.
