Two strong earthquakes occurred in Iran on August 11, killing 180 people and injuring 1,500 after rescue workers dug dozens of villages all night.
Double seismic in Iran occurs due to two stratigraphic plates rubbing each other horizontally. They are close to the ground so they can cause great damage to people and materials.
On August 14, a strong aftershock, up to 5.3 Richter, rocked the outskirts of Tabriz, the third largest city and capital of East Azerbaijan province in northwestern Iran.
Tornadoes are dangerous weather phenomena, but the risk of casualties they cause can be reduced to the lowest level if every citizen knows something simple.
A 5.9-magnitude earthquake rocked western Turkey last night, killing at least three people and injuring 75 others, Turkish national television reported.
At least 280 people died and hundreds were injured after typhoons in the southern US states yesterday.
Advanced Ballistics Concepts (ABC) has developed a new type of ammunition, called the Mi-Bullet.