The most expensive materials used in science

After a journey of seven years and nearly 4 billion miles, NASA’s OSIRIS-REx spacecraft landed gently in the Utah desert on the morning of Sept. 24, 2023, with a precious payload. The spacecraft brought back a sample from the asteroid Bennu. Roughly half a pound of material collected from the 85 million-ton asteroid (77.6 billionContinue reading “The most expensive materials used in science”
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