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Science History
Today in history: The Swede Responsible for War and for Peace
125 years to the death of Alfred Nobel, inventor of dynamite and founder of the world’s most prestigious prize
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What is the Difference Between DNA And RNA?
Both molecules transmit genetic information and consist of nucleic acids, but their different chemical properties greatly affect their biological functions.
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How Does an Air Conditioner Work?
An air conditioner doesn’t work magic, but transfers the hot air to a different place, based on the principles of thermodynamics
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Science History
Benjamin Franklin - The Man, Electricity and the United States
Benjamin Franklin, born in 1706, was an exceptional innovator in both science and social developments
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Science Panorama
The Chemistry of the Kugel
The unique taste of the Jewish food originates in a series of chemical reactions
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Order Out of Chaos
Endangered Elements
Some of the elements that make up our world may disappear very soon
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Science Panorama
Standing Waves in the Synagogue: The Physics of the Shofar
How do a shofar’s length and shape affect its sound? And can it be played like other wind instruments?
