9 Mysteries of the Past That Still Remain Unresolved

Photo 3 of 10

Jack the Ripper

This name is well-known. Jack the Ripper is still an unsolved mystery of the deaths of 11 women. The main victims of the serial killer were whores in eastern London in the late 1800s. When they were found dead, their bodies were mutilated and their throats were cut. What motivated the killer and who this man was was never found out.

TOP 10 Attack Helicopters of the World And the Present

For half a century, attack helicopters have made a significant contribution to the total strength of the military forces of various countries. Impact helicopters are capable of hitting ground, sea and even air targets. Such helicopters carry a deadly threat to any tank or other armored unit of military equipment. Most countries have long equipped their military forces with similar “machines” and some of them even entered the ranking of world leaders ...

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 ...