Kwame Holman reports on the congressional battle over oil drilling in the Alaskan National Wildlife Refuge.
Ray Suarez reports from lower Manhattan on environmental concerns provoked by the collapse of the World Trade Center.
Fred de Sam Lazaro of Twin Cities Public Television reports from India on progress in stem cell research.
Tom Bearden reports on the continuing dispute over storing nuclear waste in Nevada's Yucca Mountain.
Citing national security concerns and years of scientific study, President Bush today approved plans to store thousands of tons of radioactive nuclear waste in Yucca Mountain in Nevada, 90 miles from Las Vegas.
Susan Dentzer charts the progress of burn victim Kevin Shaeffer, who was badly burned in the September 11th Pentagon attack, and assesses the scientific advances contributing to his recovery.
The Energy Department today recommended that the nation store nuclear waste in Nevada's Yucca Mountain.
Spencer Michels reports on what happened to the recent energy shortage in California.
After a Spencer Michels report on NASA's evolution in the past decade, Ray Suarez talks to former NASA Administrator Daniel Goldin about his pivotal role in the space agency's history.
New computer worm has infected computers across the U.S., Europe and Asia.
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