Peter Kendall

Commonwealth Edison announced Thursday that it will permanently close its 25-year-old Zion nuclear plant, throwing hundreds of utility employees out of work and inflicting a heavy economic blow to the...

A year ago, federal regulators took the unprecedented step of requiring Commonwealth Edison to prove it could safely run all six of its nuclear power plants. On Wednesday, a Nuclear...

Like most people studying the birth of the universe, David Schramm knew he was working in a golden age for his field--a historical moment when the science is bounding forward...

Many have dreamed of the day when water, not gasoline, will power automobiles, and engineers have long believed that a hydrogen-fed device called a "fuel cell" holds the greatest promise...

At first take, it smacked of environmental disaster--600 dead seagulls at Lake Calumet, a hundred more on beaches in Waukegan. But now that tests for pesticides and some diseases have...

Last August, NASA scientists held up photos of a pockmarked, potato-size rock and said that, at last, they had found evidence that life once had existed on Mars. It seized...

Anton Cermak, who created Chicago's Democratic machine, is shot while talking with the president-elect. Cermak died within a month. Two notable immigrants stood in the crowd when President-elect Franklin D....

Despite Commonwealth Edison's efforts to improve safety at its nuclear power stations, regulators on Wednesday determined that half of the company's six plants will remain on a federal watch list....

It is a fine line that sometimes separates medical mystery from murder. Few cases, it would seem, illustrate that as well as the deaths of the Gedzius children. One after...

All afternoon, the Catolicos shopping for rosaries and crucifixes at the St. Jude Shrine Gift Shop in Pilsen were talking about Archbishop Francis George's first words to his new diocese--not...