Contrails, the lines of clouds left by high-flying aircraft as they cut through air, are found to be trapping heat in the atmosphere.
Working with Boeing, United Airlines, and other industry, government, and international partners, NASA researchers are collecting data to see how new, greener aviation fuels can help reduce the problem.
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Business News
May 01, 2026 15:54 ET Central banks dominated the economics news flow this week with almost all major ones announcing their latest policy decisions and many boosted expectations for a rate hike in June. In other news, several countries released the preliminary data for first quarter economic growth. In the U.S., comments by Fed Chair Jerome Powell were also in focus as his term ends this month.