Obama: Hiroshima teaches us that we’re doomed if science progresses but our morals don’t

The atomic bombing of Hiroshima, Japan in 1945 was the beginning of a new era of warfare. But speaking in Hiroshima, president Obama argued that it also signaled the beginning of a new moral era, one that challenges us to change the way we think about humanity and technology. And he warned of dire consequences if we don’t.