Hacker News
- Giant volcano spanning 280 miles discovered on Mars https://news.sky.com/story/giant-volcano-spanning-280-miles-discovered-on-mars-scientists-say-13094362 16 comments space
- Giant Volcano Discovered on Mars - A deeply eroded giant volcano, active from ancient through recent times and with possible remnants of glacier ice near its base, had been hiding near Mars’ equator in plain sight. https://www.seti.org/press-release/giant-volcano-discovered-mars 18 comments space