Stan Lee Media canât claim ownership to any of the iconic comicbook characters Stan Lee created for Marvel, a federal court judge ruled Thursday, giving full control of superheroes like Spider-Man, The Avengers, Iron Man, the Hulk, the Fantastic Four and the X-Men to the Walt Disney Co.
However they have now been eclipsed by a team from Chinaâs Zhejiang University that has created Graphene Aerogel â a sponge-like solid material made from freeze-dried carbon and graphene oxide that weighs just .16 milligrams per cubic centimeter.Thatâs just twice the density of hydrogen.owever they have now been eclipsed by a team from Chinaâs Zhejiang University that has created Graphene Aerogel â a sponge-like solid material made from freeze-dried carbon and graphene oxide that weighs just .16 milligrams per cubic centimeter.
X-ray machine. The first X-ray device was discovered accidentally by the German scientist Wilhelm Roentgen (1845-1923) in 1895. He found that a cathode-ray tube emitted invisible rays that could penetrate paper and wood. The rays caused a screen of fluorescent material several yards away to glow.homas Alva Edison invented an X-ray fluoroscope in 1896. American physiologist Walter Cannon used Edison's device to observe the movement of barium sulfate through the digestive system of animals and, eventually, humans.