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Feature Articles
Introduction Since 1987, a highly modified McDonnell Douglas DC-8 aircraft has been a workhorse in NASA’s Airborne Science Program (ASP) – see Photo 1. The aircraft, located at NASA’s Armstrong Flight Research Center (AFRC) in California, flew countless missions as a…
Introduction The American Geophysical Union (AGU) returned to the nation’s capital in 2024, hosting its annual meeting at the Walter E. Washington Convention Center in Washington, DC from December 9–14, 2024. NASA Science upheld its long-standing tradition as an AGU…
Introduction Along the southernmost rim of the Florida Peninsula, the arching prop roots or “knees” of red mangroves (Rhizophora mangle) line the coast – see Photo 1. Where they dip below the water’s surface, fish lay their eggs, enjoying the protection…
Introduction On February 27, 2014, the four-ton Global Precipitation Measurement (GPM) Core Observatory (CO) spacecraft launched aboard a Japanese H-IIA rocket from Tanegashima Space Center in southern Japan. On that day, the GPM mission, a joint Earth-observing mission between NASA…
Introduction Organized by the Science Mission Directorate’s Science Support Office (SSO), NASA hosted its 12th annual Earth Day Celebration event from April 18–19, 2024. For the first time ever, the two-day event was held at NASA Headquarters (HQ) in Washington,…
Introduction In the 1990s and early 2000s, an international team of engineers and scientists designed an integrated observatory for atmospheric composition – a bold endeavor to provide unprecedented detail that was essential to understanding how Earth’s ozone (O3) layer and…
Introduction First as a bite, then a half Moon, until crescent-shaped shadows dance through the leaves and the temperature begins to drop – a total solar eclipse can be felt growing in the atmosphere. As the sky darkens in the…
Introduction As one navigates the global constellation of scientific conferences offered each year, the annual Fall Meeting of the American Geophysical Union (AGU) is the guiding star. The meeting attracts participants from an ensemble of academic disciplines and a sizeable…
Introduction Many Earth science missions, both airborne and on orbit, can trace their origins to the early technology developments that produced the groundbreaking instruments, instrument components (the parts or subsystems that make up an instrument), and information systems that enabled…
Note: This historical content may contain outdated information or references that may not reflect current policy or programs. Introduction For many years, The Earth Observer ran a regular NASA Earth Science Education and Public Outreach Update column, the last of…