Fun Fact of the Day
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A day on Venus is longer than a year on Venus.
Some dinosaurs likely had feathers, not scales.
Neutron stars can spin hundreds of times per second.
The Moon is drifting away from Earth by about 3.8 cm per year.
Honey never spoils (archaeologists have tasted 3,000-year-old honey).
(() => {
// Pull facts from the hidden library above (one fact per line)
const lib = document.getElementById(“hubble-fact-library”);
const facts = (lib?.textContent || “”)
.split(“\n”)
.map(s => s.trim())
.filter(Boolean);
if (!facts.length) {
const el = document.getElementById(“hubble-fact-text”);
if (el) el.textContent = “Add facts to the hidden library block.”;
return;
}
function chicagoDayKey() {
const parts = new Intl.DateTimeFormat(“en-CA”, {
timeZone: “America/Chicago”,
year: “numeric”,
month: “2-digit”,
day: “2-digit”
}).formatToParts(new Date());
const y = parts.find(p => p.type === “year”).value;
const m = parts.find(p => p.type === “month”).value;
const d = parts.find(p => p.type === “day”).value;
return `${y}-${m}-${d}`;
}
function indexFromKey(key) {
let h = 0;
for (let i = 0; i >> 0;
return h % facts.length;
}
function render() {
const key = chicagoDayKey();
const idx = indexFromKey(key);
const el = document.getElementById(“hubble-fact-text”);
if (el) el.textContent = facts[idx];
}
render();
// Re-check periodically so it flips shortly after 12:00 AM Chicago time
setInterval(render, 30000);
})();
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