Mixing species in an aquarium can lead to unexpected outcomes. In this case, a turtle consumed every fish in the tank. The situation highlights the importance of compatibility. Not all species can ...

Since 2010, there have been two prominent categories in the development of tanks: the first comprises new designs, such as the Russian T-14 Armata, the Chinese ZTQ-15, or the German KF-51 Panther. The ...

The Kremlin spent much of this year to stockpiling and adding protection to tanks, infantry fighting vehicles and other armor. And then, in early October, these vehicles attacked. First, they attacked ...