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The latest extinction news, distilled by AI into sharp ~100-word summaries. ByteBrief tracks extinction across dozens of tech sources and brings you only what matters, updated hourly. Tap any story for the full brief, or open the original source.

An asteroid impact 66 million years ago produced a dust cloud that superheated the upper atmosphere. This charbroiled unsheltered organisms and ignited widespread wildfires, according to a paper in the Journal of Geophysical Research: Biogeosciences.
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