Know how various monitoring systems help the Test Ban Preparatory Commission to detect any nuclear explosion that takes place anywhere on, above, or inside the Earth
Learn how the Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization could detect secret nuclear tests.
© MinutePhysics (A Britannica Publishing Partner)
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Eyepress Video/ReutersU.S. President Donald Trump announced Maduro's capture by U.S. forces on January 3, 2026.
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Encyclopædia Britannica, Inc.Iranian protesters in 2026 are flying a flag that hasn't been official since 1979.Media Editor: Lauren Sims
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Encyclopædia Britannica, Inc.Actor. Comedian. Wartime leader. Who is Volodymyr Zelensky?
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Encyclopædia Britannica, Inc.Learn more about the Manhattan Project.
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© American Chemical Society (A Britannica Publishing Partner)Exploring why candle flames burn.
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Video © Encyclopædia Britannica, Inc.; video footage US Joint Task Force 132, Operation Ivy; still photos U.S. Air Force.In an operation code-named Mike, the first thermonuclear weapon (hydrogen bomb) was detonated at Enewetak atoll in the Marshall Islands, November 1, 1952.
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Encyclopædia Britannica, Inc.The revolution in the automobile industry from the early years to now with greener, electric, high-technology cars.