THE ALTERNATIVE TREATMENTS IN CASE OF SIMPLE INJURIES AND ILLNESSES THE AIM Geographical conditions and historical accumulations have lasting effects on our culture. We can also see these effects in...

2019 will be the 150th anniversary since Dmitry Mendeleev discovered the Periodic System and has been proclaimed the “International Year of the Periodic Table of Chemical Elements” (IYPT2019).Prepare...

Space Pollution : In the most general sense, the term space pollution includes both the natural micrometeoroid and man-made orbital debris components of the space environment; however, as "pollution"...