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In 1920, a farmer ploughing near Grootfontein in Namibia struck a buried slab of iron weighing roughly 60 tonnes. It proved to be Hoba, the largest intact meteorite ever found, and it has never been moved from where it landed—probably less than 80,000 years ago. No crater survives around it; its broad, flat shape may have slowed its descent until it struck more like a colossal dropped anvil than a cosmic projectile.
Thought of the day from Stoic philosopher Marcus Aurelius: "How much trouble he avoids who does not look to see what his neighbor says or does or thinks, but only to what he does himself, that it may be just and pure."
On the night of May 18–19, 1910, Earth passed through the tail of Halley’s Comet, three months after astronomers detected the poisonous gas cyanogen within it. Sensational reports helped entrepreneurs sell anti-comet pills, mouth inhalers and even comet insurance—but the tail was so extraordinarily diffuse that no harmful effect was detected.
A study of 7,415 people in the NIH's All of Us Research Program suggests that stress translates into measurable biological wear, allostatic load, more consistently in people whose household income sits above the study's median than in those below it, and the researchers' explanation for the gap has nothing to do with resilience
