What if you were bitten by a radioactive spider? This is technically the safest way to become a superhero, according to Michael Dennin, professor of physics and astronomy at the University of California, Irvine. In his classes, Dennin often uses superheroes to explain the language and processes of science. … Dennin believes the impact would be greater if you were bitten by a normal spider carrying a retrovirus. Read original article here.