The Kitchn on MSN1mon
What Is a Convection Oven, and How (and When) Do You Use It?
Raise your hand if you have a convection setting on your oven. Now, keep your hand up if you have no idea what the setting ...
PBS14y
What Drives Earth's Magnetic Field?
(High pressures within the Earth cause material to freeze at high temperatures.) This heat drives convection cells within the liquid core, which keeps the liquid metal moving through the magnetic ...