Brave New World. Red Hulk's appearance in the fourth Captain America movie brings back the quite silly Marvel science of gamma rays to the

Captain America’s star-spangled shield can stand up against the universe’s most powerful forces all thanks to vibranium. This fictional and nearly indestructible element absorbs and releases huge amounts of kinetic energy. It is also the stuff of dreams for real materials scientists.

Man’s claim in Civil War, Captain America’s iconic shield actually does obey laws of physics and can be explained scientifically.

That's because Captain America: Brave New World brings adamantium into the fold. The substance shows up in the body of the Celestial that emerged from the Indian Ocean in Eternals. Now, it's the cause of international conflict, as major world powers try to control the world's only known adamantium supply.

Brave New World made light of all the high stakes in the film, including how valuable Adamantium is. Granted, the plot centered around multiple factions trying to get their hands on a sample, but the significance fell to the wayside when international warfare came up.

While critic reviews and the movie’s Cinemascore spell bad news for Captain America: Brave New World in general, we now have actual box office numbers.