Cancer in cavemen ... George: Cancer is the price we pay for evolution ... Was $500 billion in cancer research worth it? ... Defending Angelina's double mastectomy ... Using neuroscience to create "enhanced soldiers" ... Why your philosophy degree isn't worthless ...

What's the difference between drone strikes and terrorism? ... John: Intentions don't matter when it comes to civilian casualties ... The best science book ever written ... George's letter from Francis Crick ... The BRAIN Initiative and the rise of retractions ... Why the brain is science's greatest mystery ...

George's surprising exploration of cancer clusters ... Was Erin Brockovich wrong? ... Drones—coming soon to an airspace near you! ... Deadly bird-sized drones ... How drones can be used for good ... Is stopping the spread of deadly technology impossible? ...

How the bleep do we know anything at all? ... How money corrupts medicine ... Dr. Oz the great and powerful ... NYT Magazine and Slate argue over alternative medicine ... The science of consciousness ... The end of science (or at least the funding for it) ...

Is recent extreme weather "global weirding"? ... Pondering whether humanity is doomed ... Jared Diamond vs. his critics ... Why is there something rather than nothing? ... Vigilante hackers pursue alleged rapists in Steubenville ... A world where we all have cameras on our heads ...