9 Mysteries of the Past That Still Remain Unresolved

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Tunguska meteorite

June 30, 1908 in the Krasnoyarsk Territory, Russia, an explosion occurred. The blast wave destroyed a large section of the forest, and the blow was felt even 60 km from the epicenter. The anomaly is that neither a crater, nor the remnants of a meteorite at the site of the explosion were found. The Tunguska meteorite is shrouded in many theories, one of which says that the explosion was organized by Nikola Tesla. So he destroyed a certain celestial body with his technology. Or it was just a pullback from his some kind of experiment.

Ingenious Everyday Inventions: 17 Ideas

Every day, people around the world face many inconveniences in using familiar things. Fortunately, at the same time, other people invent ingenious devices that simplify a human’s life. It is about such necessary, but very simple at first glance, things and ideas that will be discussed today ...

«I’m an Engineer»: 25 Ingenious Inventions of Ordinary People

Obviously, loyal fans of the Crazy Hands section from a popular TV show worked on inventions from today's selection. The genius of the authors of these ideas sometimes crosses the maximum mark, but let's be honest ... Who cares how and from what this or that device is made if it works 100%? We bring to your attention 25 ingenious inventions from the category of "I’m my mother’s engineer"!

Cars That Were Made in a Single Copy

We present to your attention 15 cars that were produced in a single copy. And no, these are not museum exhibits, but cars that are quite realistic to meet on the streets of the city ...