The oldest fossil evidence of modern, venomous snakes in Africa! NSF Science Now 21.

The video covers four major scientific discoveries. First, it discusses the detection of gravitational waves that support the theory of cosmic inflation, made by the BICEP 2 collaboration at the South Pole. Next, it explores a study from Johns Hopkins University showing that caffeine can enhance memory retention and pattern separation. The third section introduces the CASA radar network, which aims to improve tornado detection and warning times in the Dallas Fort Worth area. Finally, it highlights the discovery of ancient venomous snake fossils in Africa, providing insights into the evolution of these reptiles.

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