Hearing Loss
Why is your hearing dull or muffled after a loud concert? (because there's some damage after …
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Lead and Learning
How lead can limit the learning abilities of children, as shown in rats
Alzheimer’s Vaccine
A vaccine for Alzheimer's disease is beginning the first phase of human trials.
Calorie Burning
How are daily calorie requirements calculated? (Using a formula or by measuring metabolic rate)
Elephant Grass
Using a bamboo-like plant called elephant grass as a filler for biodegradeable plastics
Blood Sugar Watch
A watch-like device helps monitor diabetes by measuring blood glucose through the skin.
Humor on the Brain
MRI scans show the parts of the brain stimulated by different types of jokes.
Self-Healing Materials
A synthetic material can heal itself when it's cracked or broken.
Cancer Vaccines
Why can't you treat cancer with a cancer vaccine? (Researchers are working on treatments.)