Technology

Meet Xiaoice. She’s empathic, caring, and always available—just not human.

We sit down with the virtual reality expert.

A portrait of the NASA program’s last days.

Realistic digital spaces need delusions as much as they need detail.

If life off Earth exists it has probably transitioned to machine intelligence.

A look inside NASA’s Ames Research Center.

Why human intelligence and AI will co-evolve.