Nation May 24 How airlines are working to create sustainable fuel to reduce aviation's carbon footprint Memorial Day weekend is the unofficial start of the summer travel season and that means a lot of driving and flying. When discussing greenhouse gas emissions, the focus is usually on cars and trucks since they generate the most. But…
Nation May 09 A look at battery-powered aircraft that could lead transition from fossil-fueled flight Earlier this month, the Federal Aviation Administration approved the first training program in the country for electric aviation. The program is just one part of a small but burgeoning effort to develop greener battery-powered aircraft for more routine use over…
Science Apr 05 What you need to know ahead of next week's total solar eclipse We’re less than three days away from the total solar eclipse that will be seen in the U.S., Mexico and Canada. Monday’s eclipse will cut across 13 states with more than 30 million people living in the path of totality…
Nation Mar 14 How quantum computing could help us understand more about the universe Scientists, researchers and some big companies are eager to jumpstart the next generation of computing, one that will be far more sophisticated and dependent on understanding the subatomic nature of the universe. But as science correspondent Miles O’Brien reports, it’s…
Nation Jan 26 Astronaut who spent a year in space discusses readjusting to life back on Earth Astronauts of the future could be sent on missions to the moon and Mars that take years, but living in space that long poses all kinds of physical and psychological challenges. NASA is trying to learn as much as it…
Science Sep 25 What scientists hope to learn from asteroid sample returned to Earth on NASA spacecraft You may have heard about a NASA probe that successfully brought some samples from a deep-space asteroid back to Earth. It took four billion miles to get them, but researchers believe it will be worth it. You also may be…
Science Jul 12 James Webb Space Telescope prompts scientists to rethink understanding of the universe Wednesday marks a year since the world first started seeing spectacular images of the cosmos that were captured by the powerful James Webb Space Telescope. But getting those images is only part of the important work being done by the…
Nation Feb 01 20 years later, Mark Kelly reflects on the space shuttle Columbia disaster Wednesday marks 20 years since the space shuttle Columbia disintegrated on its way home. The tragedy not only killed all seven astronauts on board but also was the beginning of the end for the space shuttle program and changed how…
Science Nov 16 NASA's Artemis rocket finally lifts off after political, financial, technical delays For the first time in half a century, NASA is starting to make its way back to a lunar landing. The Artemis rocket was finally able to launch early Wednesday morning after prior delays, sending an unmanned capsule around the…
Science Sep 29 Companies raising salmon on land face pushback over sustainability and genetic engineering As demand grows for seafood, the business of fish farming is growing. Companies are raising and harvesting salmon on land, sparking pushback over sustainability and genetic engineering. Science correspondent Miles O'Brien has the second of a two-part look at what's…