WHAT YOU NEED: an orange, pencil and paper. The orange should be as round as possible, so the peel represents the surface area of a sphere. STEP 2: Repeat this 3 more times. You should now have 4 ...

Earth’s shadow will block most of the light that illuminates the lunar surface, creating what is known as a blood moon.

But most people now know that is far from the truth. You live on the surface of a giant sphere, like a beach ball the size of the Earth with a few bumps added. The surface of the sphere and the plane ...