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satellite view Aegean Sea

Sun glint—bane of climate modellers who use satellite images—may have silver lining

By Gemma Tarlach | Climate Change

Close-up of new cooling water pump house and in-filled water channel at North Korea's Yongbyon nuclear facility. Credit: Airbus Defense and Space/38 North

North Korea is not denuclearizing. Yet.

By Dawn Stover | Nuclear Weapons, What We’re Reading