pictures of explosive grenades are quite familiar to us in war films. let's learn about the structure of grenades and how dangerous it is to explode on ground and underwater?
frozen - ice queen makes us look surprised and admired by the amazing skills. just with a snowball everywhere, or touch the water, the entire lake turned into ice instantly. you
in fact or on film, the explosions happen very quickly, what we observe is just the sparks that flare up violently. so if it was filmed at 120,000 frames per second, how did that
behind scientific achievements are animal experiments that are controversial because of their brutality.
to successfully create the space black hole in the laboratory, a smaller and more gentle version of the scientists used the ultra-cold gas of more than 2,000 atoms. people have
if one day you suddenly see the red-eyed bees, especially in the southern california region, don't be too surprised, panicked, they are just sudden bees that university scientists
a small 3d structure has been successfully built, capable of mimicking the full characteristics of the lungs that allow scientists to study and experiment in a lab environment.
recently, scientists have successfully published healthy mice using sperm and special form cells that are not eggs.