Quirks & Quarks

Apr 24: Mars helicopter, Narwhal tusks and pollution, T. rex in their billions and more…

Airborne COVID, and what we need to know about geoengineering

Airborne COVID, and what we need to know about geoengineering

A cast of a T. rex skeleton on display outside the UC Museum of Paleontology. The original, a nearly complete skeleton excavated in 1990 from the badlands of eastern Montana, is on display at the Smithsonian Institution in Washington (UC Berkeley Keegan Houser)

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