A Moment of Science
Have you ever laughed so hard that milk came out your nose?
Through the early 1600s, physicians believed there were two kinds of blood, one made by the liver and one by the heart...
We know that some nasty things are happening to the lungs, but why does the smoke change color?
Although Everest had first been climbed in 1953, this was the first successful ascent to be made without supplemental oxygen.
When fluid blocks the passage of oxygen into the lungs, the resulting suffocation is known as drowning, whether or not the person is submerged in water.
Flying may just be more dangerous than you'd previously thought.
Why don't tooth-brushing and mouthwash really help? Why makes garlic so persistently stinky?
Ever wonder how a breathalyzer test actually works? Find out on this Moment of Science.
Do you know exactly where your heart is located? How about your bladder?
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