Air shower

Rarity: Common

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At a glance

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Notion

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Science and technology

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What Wikipedia says

Air showers are extensive cascades of subatomic particles and ionized nuclei, produced in the atmosphere when a primary cosmic ray enters the atmosphere. Particles of cosmic radiation can be protons, nuclei, electrons, photons, or (rarely) positrons.

Excerpt from the Wikipedia article “Air shower (physics)”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Original uploader was Dinoj at en.wikipedia, CC BY 2.5, via Wikimedia Commons.