Across universities and research centers, experts are studying how nuclear weapons, engineered pathogens, and artificial intelligence could reshape humanity’s future.

At several points in human history, there have been great transitions that accelerated our progress and shaped everything that would follow. Ten thousand years ago, the first Agricultural Revolution ...

"Existentialism" is a label first applied in the West, but it can and should rightly be recognized as emerging in various ...

Climate change, gun violence, the very nature of democracy and an angsty little movie star called Forky helped propel "existential" to Dictionary.com's word of the year. The choice reflects months of ...

An existential crisis occurs when you are no longer content or satisfied with what you perceive as the meaning of life, your level of happiness, or your purpose. You may become concerned with ...

Artificial intelligence could pose existential risks and governments need to know how to make sure the technology is not "misused by evil people," former Google CEO Eric Schmidt warned. "And ...

Fancy words go in and out of fashion, positing an existential temptation to overuse. The late 1990s gave us “literally.” People literally used “literally” to emphasize almost any point — even one that ...

Adam Frank is an astrophysicist at University of Rochester and host of the 13.7: Cosmos and Culture blog on NPR.org. I don't read self-help books. On any given day my self seems to need so much help ...

You have to look at your life through your own lens. Are you questioning your place in the world, whether your life has meaning, or what the purpose of your life is? Is so, you may be having an ...