What is the purpose of life? There are as many answers to this age-old question as there are people, and they run the gamut from hopeful to nihilistic to, well, nonexistent. Here are just a few famous ...

As a young mechanical engineering student, and later as a medical student, Yale’s Samuel Wilkinson became fascinated with what science — particularly theories of evolution — might tell us about the ...

Disclaimer: I don't claim that what I say is totally "true," because the truth is elusive in this complicated world. Rather, I'm offering some ideas to help perceive the world and ourselves in a ...