Discover the fascinating world of science experiments with our step-by-step guide on how to make a DC motor using 12 screws.

Demonstration experiment is an important link in science and engineering teaching. This paper discusses the application of virtual instrument technology to demonstration experiment teaching of science ...

Rain gauge measurements and interpolation of rainfall totals within a six day period (valid 8 AM 05/31/2013). Areas of darkest red show regions that have accumulated the most rainfall. Rivers, streams ...