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Why do a Piano and a Guitar Sound Differently?
Why do musical instruments sound differently? The answer lies in the collection of frequencies and amplitudes making up their sound
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Does Candy Cause Tooth Cavities?
Candy is considered the root of all evil with respect to dental health, but it has only a small part in dental caries
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Environment-Friendly and Clothing-Friendly Laundry
A quick and cold laundry cycle results in less power consumption and pollution and extends your clothes’ lifespan
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Redhead Genetics
Which genes underlie red hair and how can two parents with brown hair have a redheaded child?
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The Genes of Twins
Is the tendency to have twins hereditary? It seems so, at least for fraternal twins
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The Superpowers of the Liver
It easily breaks down toxins and can even regenerate itself after an injury
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Why Is Type O Blood the Most Common?
There seems to be apparent evolutionary advantage for one blood group over another. How did type O blood become the most prevalent?
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The Physics of The Figure Skater's Spin
How do figure skaters spin so elegantly? The answer lies in a simple physical principle
