Advances in neuroscience and engineering are bringing us closer to a reality first described only in great science fiction: artificial intelligence.

Will we one day stop the aging process? How would a dramatically protracted life change not only the fabric of society but what it means to be human?

As human activity transfers to virtual spaces, offering profound experiences via online personas, what does it mean for our perception of humanity?

How will the distant future shape humans' communication with each other and alien civilizations?

Overconsumption of energy and resources may force us to inhabit other planets through terraforming. Do humans have the right to claim other planets?

A study of whether future exploration of new planets will mirror science fiction.