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Trees, Trees, Trees

ד"ר מאור כהן 16 בNovember 2019

Plants began to appear on Earth nearly six Billion years ago. As part of the photosynthesis process, plants produce energy and organic compounds whereby by

About aircraft communication, skywaves and unobstructed areas

ד"ר מאור כהן 9 בNovember 2019

The Radio network of the planes crossing the ocean is limited, and in fact there are areas where the plane cannot communicate with anybody. This

The `Health crisis point`, or how the ability to acquire health can create a crisis?

ד"ר מאור כהן 30 בOctober 2019

The `Health crisis point` is a point in time to which is attributed the entry of services that allow a society, to acquire health. There

Graywater

ד"ר מאור כהן 25 בOctober 2019

Waste water produced in residences can be divided into two types. Black water, which has fecal secretions from toilets or nutrients from the kitchen, and

The fortress which was cut to pieces

ד"ר מאור כהן 23 בOctober 2019

Following you can see a Crusader fortress built in the 12th century near the banks of the Jordan River in what today is Israel. It

The Ötzi

ד"ר מאור כהן 18 בOctober 2019

The Ötzi is a body of a man preserved in ice, found in the northern Italy Alps (by the Austrian border). It is estimated that

Heat records have been measured in the Mediterranean basin

ד"ר מאור כהן 12 בOctober 2019

`Nature Climate change` journal recently published that temperatures in the Mediterranean basin have risen 1.5 times the global average since the industrial revolution. While the

Nano technology as a platform for seawater desalination

ד"ר מתי כהן 7 בOctober 2019

A study conducted at Rice University, Houston, Texas, developed a method for desalinating (purifying) salt water using sunlight and nanoparticles. Apparently, this method is even