Hydrogen Production Breakthrough: KIER’s Carbon Cloth Electrode Powers 800-Hour Seawater Electrolysis

Both the long and short article versions describe a recent scientific achievement by Korea Institute of Energy Research (KIER) regarding a durable carbon cloth electrode for direct seawater electrolysis, claimed to run for over 800 hours at industrial current densities. The articles are plausible and align with current hydrogen research trends, with multiple verifiable details about KIER, technological methods, and South Korea’s hydrogen roadmap. However, the central claim—namely, the publication of results in Applied Surface Science on May 1, 2025, and the specific technical performance metrics—has not been independently located in external sources via the search results provided, nor via available publication databases or major news releases as of August 15, 2025. The articles cite no sources directly and state performance details as fact, requiring qualification. Both articles would benefit from adding explicit sourcing or qualifying terminology for unverified claims.