Mark S. Wolff

Feb. 22, 2013

Ask a Dentist: Facts To Sink Your Teeth Into

An apple a day keeps the doctor away. And, it turns out, the dentist. Did you know that the fibery skin is good for your teeth?

dentist, dentistry, periodontist, orthodontist, teeth, oral surgeon, oral health, oral hygiene, toothbrush, toothpaste, dental floss, gums, tooth decay, plaque, tartar

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Michael Pollan Talks Plants and Food

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How Humpbacks Hunt With Bubbles

Humpback whales blow bubbles around schools of fish to concentrate them for easier capture. It's called a bubble net, says David Wiley, research coordinator for Stellwagen Bank National Marine Sanctuary, and it's visible as a ring of bubbles at the surface. Now, with underwater digital tracking tags and custom visualization software, whale researchers can see what the whales are doing underwater when they're bubble-netting.

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