If you like cool-sounding science terms, escape velocity should fit the bill. But what the heck does it even mean? Allow me to explain: What goes up, must come down. Surely you've heard this before.

Forget the Fountain of Youth. Tech titans, crypto bosses, AI researchers, investors, and so-called “immortalists” are showing support for “longevity escape velocity,” the controversial theory that ...

What sets Kurzweil apart from many futurists is his track record. Over several decades, he correctly anticipated the rise of ...