Human activity has irreversibly changed the natural environment. But the news isn't all bad. It's accepted wisdom today that human beings have permanently damag

Science fiction-roman.

A small tribe of Neanderthals find themselves at odds with a tribe comprised of homo sapiens, whose superior intelligence and agility threatens their doom.

In the twenty-second century, biomedical nanotechnology has given everyone in the world long life and robust health. It is the New Utopia, and all live in the e

An inspiring celebration of courageous American innovators who are transforming the way we protect and care for the world we live in