K-Pg Boundary Layer - Death of the Dinosaurs - Display Card rutile MYSTERY SPECIMEN (Revealed as "Gratitude"

MYSTERY SPECIMEN (Revealed as "Gratitude" Full details for "Gratitude" were made available in Project Update #22

These experiments saw millions of seeds sent to outer space to study how zero-g and vacuum exposure would affect their growth rate

Unlike our acrylic Mini Museums

Both these mechanisms require minerals to be transported through the plant system

K-Pg Boundary Layer - Death of the Dinosaurs - Display Card rutile MYSTERY SPECIMEN (Revealed as "Gratitude"By the end of the Mesozoic, dinosaurs had ruled the Earth for 175 million years, evolving into innumerable forms across the years. All that ended with a six mile long asteroid that wiped out all non avian dinosaurs in one fell swoop. Evidence of this impact can be found in a globally distributed strip of iridium, an element brought to Earth by the asteroid. This specimen is a collection of material from this K Pg Boundary geologic layer, a relic from