November 11, 2025 • Cosmic dust can tell scientists about how ice covered Earth during the last ice age. This dust is leftover debris from asteroids and comets colliding in space and this dust ...

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Guest: Jed Brubaker is an information scientist and head of the Digital Legacy Clinic at the University of Colorado, Boulder.Transcripts for each episode are available within 1-3 days at sciencefriday ...