- Health & Medicine
Recipe for health
Obesity is on the rise, but there are plenty of things you can do to maintain a healthy weight.
- Health & Medicine
Blood goes stale—and fairly quickly
Doctors have long thought it safe to store donated blood for up to 42 days, but some patients do better when the blood they receive is fewer than 14 days old.
- Health & Medicine
Mind-reading machine
Researchers have used brain scans to measure how the brain "sees" pictures—and to try to predict what a person is looking at.
- Chemistry
Explainer: What are oxidants and antioxidants?
Certain chemicals, including many in foods, fight chemical reactions that could harm cells in the body and in wildlife.
- Health & Medicine
How super are superfruits?
Fruits are good for you, but some advertisements claim that certain fruits are especially nutritious. Is there science to support the superfruit hype?
- Health & Medicine
Music in the brain
Scientists have uncovered a pattern of brain activity that may tune up musical improvisation.
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- Health & Medicine
Healing honey
Cough medicines don't work and they can have unpleasant side effects. Doctors are starting to recommend honey instead.
- Health & Medicine
The essence of celery
Tasteless compounds in celery give the vegetable essential flavoring powers.
- Health & Medicine
Heart revival
Scientists have found a way to transform a rat's dead heart into a living one.
- Health & Medicine
Babies prove sound learners
Scientists are gaining new insights into why babies are so good at learning languages.
- Health & Medicine
Memory by hypnosis
Scientists are using hypnosis to better understand how the brain remembers—or doesn't.
