The remarkable proof of the theory might not cost years of effort and billions of dollars. (discovermagazine.com)
Gregor Mendel's studies and analyses on genetics provided empirical proof of his theories of heredity, which then led to modern plant breeding and the establishment of food security for millions of people. (innovations-report.com)
At one point he even quotes the clunky dialogue as proof of his theory and even points out that the zombies drop powerups when killed, all to try to persuade Rachel that he's right. (wolfsgamingblog.com)