Earthquakes | smithsonianmag.comhttps://www.smithsonianmag.com/rss/tag/earthquakes/RSS feed for EarthquakesenMon, 03 Aug 2026 19:55:29 +0000This 400-Year-Old Impenetrable Japanese Castle That Survived a Samurai Siege Just Crumbled in an Earthquakehttps://www.smithsonianmag.com/smart-news/this-400-year-old-impenetrable-japanese-castle-that-survived-a-samurai-siege-just-crumbled-in-an-earthquake-180989248/In 1877, a force rebelling against Emperor Meiji attacked Kumamoto Castle on Japan's southern Kyushu islandMon, 03 Aug 2026 19:55:29 +0000https://www.smithsonianmag.com/smart-news/this-400-year-old-impenetrable-japanese-castle-that-survived-a-samurai-siege-just-crumbled-in-an-earthquake-180989248/In a First, Scientists Witness the Seafloor Spread in Real Time, Giving Them a Rare Glimpse at a Mysterious Geologic Processhttps://www.smithsonianmag.com/smart-news/in-a-first-scientists-witness-the-seafloor-spread-in-real-time-giving-them-a-rare-glimpse-at-a-mysterious-geologic-process-180989123/Across a matter of days in 2024, the seafloor in part of the Indian Ocean dropped by about 13 feet, and roughly 5.7 billion cubic feet of molten rock rose to the crust's surface, according to a new studyWed, 15 Jul 2026 16:02:29 +0000https://www.smithsonianmag.com/smart-news/in-a-first-scientists-witness-the-seafloor-spread-in-real-time-giving-them-a-rare-glimpse-at-a-mysterious-geologic-process-180989123/