Space Shuttle Tire - Columbia Flown Nose Landing Gear Tire - Card Display oviraptor 82" fossil fragment of the

82" fossil fragment of the Dimetrodon's iconic spine

Australia is the largest producer of opals in the world

Sapphires form very slowly inside cooling igneous and metamorphic rocks as metals seep into aluminum oxide crystals

France—where he lived and worked during one of the most prolific and experimental periods of his life

Space Shuttle Tire - Columbia Flown Nose Landing Gear Tire - Card Display oviraptor 82" fossil fragment of theAcross 30 years, the Space Shuttle program launched dozens of flights of its five orbiters, writing a new chapter in the history of space exploration. During these missions, astronauts ran experiments, made astronomical observations, launched satellites, and performed other tasks in pursuit of knowledge of outer space. Columbia was the first mission flown shuttle, kicking off three decades of the program. This specimen is a mission flown nose landing