Chloe Lipton on Instagram: "In 1999, NASA lost a $125 million spacecraft — not because of a rocket failure or bad physics, but because of a simple unit conversion error. One team used metric units. Another used imperial. The numbers looked fine… but they meant different things. The result? The Mars Climate Orbiter flew too close to the planet and was lost forever. This isn’t a story about “stupid mistakes” — it’s a powerful reminder that science and engineering are deeply human, and that communi