This map shows the tephra fall associated with episode 41 of Kilauea's episodic summit eruption, on Jan. 24. Tephra is a generic word for any material erupted by a volcano that travels through the air ...
Despite the popularity of “Wicked” lately, we’re not talking about that particular twister. We’re talking about the tornado- or whirlwind-like phenomenon that has shown up frequently over the past ...
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