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Is There Really Such a Metal as Brass?

Brass is not an element but an alloy (mixture) of copper and zinc. It is a harder and stronger metal than copper, but has a lower electrical conductivity.

Dr. Meir Barak March 31, 2020 זמן קריאה משוער 2
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Does the number of protons in the nucleus determine the type of element?

Does the number of protons in the nucleus determine the type of element?

Dr. Liran Shimshi March 30, 2020 זמן קריאה משוער 5
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What Is the Origin of the Elements?

There are a little over one hundred elements in the universe. How were they created?

Dr. Eitan Oksenberg January 27, 2020 זמן קריאה משוער 5
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Why Is the Flu Vaccine Required Annually?

For some diseases, vaccinations are needed every few years. Why is the flu vaccine different?

Noam Leviatan December 15, 2019 זמן קריאה משוער 5
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The Science of Fasting

Sugars, fat, and the brain’s singularity. Which processes take place in our bodies when we stop eating for many hours?

Dr. Dana Joffe November 12, 2019 זמן קריאה משוער 4
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DNA Hanging by a Hair

What type of DNA is found in hair? What is mitochondrial DNA? Can it be used to identify criminals? Q&A

Dr. Yonat Eshchar October 28, 2018 זמן קריאה משוער 6
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Pickle-Flavored Pregnancy

Many pregnant women report strong cravings for certain foods. Is this unique to pregnancy?

Yael Bar-On August 4, 2018 זמן קריאה משוער 4
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How are hurricanes formed?

Is global warming increasing the occurrence of more destructive storms? Can we stop or divert a hurricane?

Eran Vos October 31, 2017 זמן קריאה משוער 5

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