Tony Dokoupil

Lisa Nowak is still in orbit. The space shuttle astronaut was transformed from local hero to intergalactic spectacle last February, following a madcap, diaper-clad, 900-mile drive she made to confront—and, police say, assault—a romantic rival with pepper spray.

Lisa Nowak's fate is still in orbit. The space shuttle astronaut was transformed from local hero to intergalactic spectacle last February, following a madcap, 900-mile drive she made to confront—and, police say, assault—a romantic rival with pepper spray.

Controversy trails Michael Moore like a shadow—or is that the other way around? The lefty filmmaker, whose "Roger & Me," and "Bowling For Columbine" and "Fahrenheit 9/11," all put pins in the proverbial cushion of power, is needling people again—this time with "Sicko," his sardonic attack on the American health-care system.

Jim Kenefick, 36, is the founder of Moorewatch.com, one of the Web's most visited anti-Michael Moore sites. So imagine Kenefick's surprise when he received a friendly voice mail last month—from Moore himself, calling from the Cannes Film Festival premiere of his agitprop documentary "Sicko." The lefty filmmaker had two things to tell his cybercritic.

In an age of anxiety over oil and climate change, hydrogen has been touted as a potential alternative energy source. The problem has been where to get the hydrogen.

The Green Revolution happened in most parts of the world back in the middle of the 20th century, but it has not yet reached the continent of Africa. Last week the Rockefeller Foundation, one of America's largest private philanthropies, committed $50 million to a five-year program to increase the productivity of Africa's small farmers, and the Bill and Melinda Gates Foundation also put up $100 million.

Sociologist John Hagan completed his book "Justice in the Balkans," a critical look at the Hague Tribunal and war crimes in the former Yugoslavia, just as violence erupted in Sudan's western province of Darfur in 2003.