clapping propulsion

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Butterflies create jet propulsion with a clap of their wings
23/01/2021

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Iran's Foreign Affairs Minister Abbas Araqchi talks with officials, according to Iran's media, during his visit to Russia for talks with Russian President Vladimir Putin, in a place given as St. Petersburg, Russia, in this screenshot from a video released on April 27, 2026. Seyed Abbas Araghchi via Telegram/Handout via REUTERS
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