Proportions
ד"ר מאור כהן
27 בMarch 2020
The world population currently stands at approximately 7,768,882,000 people. Every day, about 400,000 people are born and about 170,000 die. Since the beginning of the
Author: ד"ר מאור כהן
Acid Rain
ד"ר מאור כהן
4 בMarch 2020
Acid rain, is a rain that is below pH 5.6 which is the acidity of normal rain. The rainwater dissolves CO2 in the atmosphere, making
Oh Greta – An opinion piece
ד"ר מאור כהן
23 בJanuary 2020
With teary eyes, a long braid, and a heavy Swedish accent, 16-year-old Greta Thunberg (previously diagnosed on the autism spectrum) posed in front of the
The 17 Year old Indonesian girl changing the world
ד"ר מאור כהן
5 בJanuary 2020
Indonesia is one of the most toured countries in the Far East. In recent years it has been suffering from beach and water pollution, mainly
The Fairy circle in Namibia
ד"ר מאור כהן
4 בJanuary 2020
Scientists do not yet know what causes the emergence of circular vegetation in the Namibia. Thousands of circles, from the low-lying herbs to the Marienflusstal
Water bears – aliens living among us and what can be learned from them
ד"ר מאור כהן
10 בDecember 2019
All animals are encoded with genetic codes, from which many secrets can be learned about their biology and ours, such as traits and abilities to
On birth, poverty and social circles in Israel?
ד"ר מאור כהן
5 בDecember 2019
The Israeli Central Bureau of Statistics published that the average number of children in an Israeli family is 3.72. If in the past a high
2019 – An ecological Report
ד"ר מאור כהן
1 בDecember 2019
Our world is changing dramatically before our very eyes, it is evident everywhere on the globe. In 1910, there were over 150 glaciers in the
The miracle that is global food prices
ד"ר מאור כהן
29 בNovember 2019
Today’s reasonable global food prices may be considered a small miracle. According to the United Nations, despite many changing factors, today’s prices are still similar
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