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A study at the University of Jerusalem showed that global sperm count and sperm concentration had declined by more than 50% in the last 46 years. 53 countries were checked in the study from all continents. The decline is not only bad for men’s fertility but also for men’s general health.

 

Photo by: https://www.pexels.com/photo/an-illustration-of-fertilization-8680388/

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Lake Chad – A disappearing sea

Approximately 60% of Chad’s territory, the North African country located on the Sahara’s desert southern border, is desert. Less than 5% of the territory is

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Controlling the lightning

Scientists in Switzerland managed to redirect lightning with laser beams. The laser changed the lightning’s electric charge, which made it take a new route. The

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