The question of the meaning of life is perhaps one that we would rather not ask, for fear of the answer or lack thereof. Still today, many people believe that we, humankind, are the creation of a ...

To successfully look for life beyond our own solar system, astrobiologists desperately need a viable definition of life. Even after a century or so of debate, they lack a viable universal definition ...

What are the physics of life? That is more than just a philosophical question—it has practical implications for our search for life elsewhere in the galaxy. We know what Earth life looks like, on a ...

What is the meaning of life? Even the best of us couldn't hope to answer that question in a Universe Today article. But there are those who would try to "constrain" it, at least in terms of physics. A ...

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 ...

How often do we stop to think about the meaning of life? If you’re like me, probably not much. Even though I may feel a vague sense of anxiety around how my life is unfolding and the inevitability of ...

The CNN Original Series “Kara Swisher Wants to Live Forever” follows Kara Swisher as she explores the people and ideas reshaping the pursuit of longevity. Stream full episodes on the CNN app. At the ...