🔬 Science 10h ago · Ben Sullivan

What Happens to Your Body Under Crushing Gravity, According to Fruit Flies

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Gravity, it turns out, is not simply a background condition of life. It’s more like a dial, one your nervous system is always reading, using the signal to decide whether to spend energy or save it. We know this in part because of what happened when researchers at the University of California, Riverside put fruit flies into a centrifuge and turned the dial up. Way up. At four times Earth’s normal gravity, the insects didn’t collapse. They didn’t lie down and wait for the o

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