
The birth of a comic book legend
The science of a Kryptonian
The evolution of the S-shield
Superman across the globe
YOUR GOAL
Master of The secret history and science of Superman
007skaty Kryptonite's Radio Origin
We got that green rock on the radio show, (Oh-oh, the radio show!) / To let the voice actor pack his bags and go! (Yeah, he had to go!)

007skaty Krypton's red dwarf star Rao kept citizens normal, but Earth's yellow sun powers Superman, while red radiation drains his stored energy.

007skaty The extreme physics of Krypton's environment shaped the superhero's physical abilities on Earth

007skaty Adjust the cape's surface area to learn how drag and lift keep Superman flying.
Solar power: Superman is essentially a living solar panel, converting sunlight directly into physical strength, speed, and flight.
The force that attracts a body toward the center of the earth, or toward any other physical body having mass. Krypton's immense gravity forced Kal-El's ancestors to evolve dense molecular structures, granting him superhuman strength on Earth.
In his earliest 1938 appearances, how did Superman primarily travel through the air?
