National Institute of Standards and Technology | Running Out of Time! @NIST | Uploaded July 2015 | Updated October 2024, 5 hours ago.
In their second suspenseful adventure, the League of SI Superheroes battle archvillain Major Uncertainty in a race to keep the world's satellite navigation system "on time".
In their second suspenseful adventure, the League of SI Superheroes battle archvillain Major Uncertainty in a race to keep the world's satellite navigation system "on time".