Is it because it reflects the color of the sky . No....! The ocean looks blue, because red, orange and yellow (long wavelength light) are a...

A simple dynamo is a device that converts mechanical energy into electrical energy. A coil made of conducting wire is positioned between the...

    why we get dreams while sleeping  Dreams are hallucinations  that occur during certain stages of sleep. They're strongest during REM...

  How a spider makes web 🕸️🕷️ spider has ability to transform liquid silk inside its special glands into solid threads. The spider does th...