The Feed

CAFFEINE What are the scientific principles behind the way a cup of coffee makes you feel awake? OBJECTIVES What in coffee stimulates the...

INCANDESCENT LIGHTBULB What scientific principles go into the process of an incandescent lightbulb illuminating a room? OBJECTIVES How...

How does an electric switch switch an appliance to turn off and on? OBJECTIVES How does flipping a a switch cause an appliance to turn...

CAPACITIVE TOUCH SCREEN How do touch screens detect where we touch the screen in order to give an appropriate response? OBJECTIVES How...

What are the different scientific phenomena that go into the act of using a pencil and an eraser to remove pencil marks? OBJECTIVES How...

What are the different scientific phenomena that go into the act of using a matchstick to light a candle? OBJECTIVES How does the...