Galaxies on Instagram: "A day on each planet is defined by how long it takes the planet to rotate once on its axis, and they vary dramatically across the solar system. Mercury spins slowly, so its day lasts about 59 Earth days. Venus rotates even more slowly and in the opposite direction, giving it the longest day of all—243 Earth days. Earth takes 24 hours. Mars rotates in about 24 hours and 37 minutes, making its day very close to ours. Jupiter spins the fastest, completing a rotation in just

Science Vice on Instagram: "Why is china installing Solar Panels on the Sea? The reason will surprise you. China’s population is so massive that there’s barely any empty land left. So solar panels were placed everywhere — deserts, mountains… and now even the ocean. 🌊☀️ China has installed millions of floating solar panels directly on seawater, ensuring continuous electricity for both villages and cities. And the result? In many regions, electricity prices dropped sharply. Because the power is c