“Creationist critics often charge that evolution cannot be tested, and therefore cannot be viewed as a properly scientific subject at all. This claim is rhetorical nonsense.”

“I think there have to be Bachs and Beethovens. We may have - there are so many more people. Musical training is available to so many more, but it may be that we've hit a right wall in terms...”

“Life began three and a half billion years ago, necessarily about as simple as it could be, because life arose spontaneously from the organic compounds in the primeval oceans.”

“¿Por qué el origen de la vida pluricelular se dio en forma de un corto pulso a través de tres faunas radicalmente diferentes , y no como un aumento lento y continuo de complejidad? La histor...”