MegaVolts 13 Asteroid strikes, ancient glaciers, landslides! UNSW Prof Tim Barrows uses HIAF’s AMS to reveal history of earth: scraped by glaciers, crumbled in landslides & pounded by asteroids physics.anu.edu.au/news_events/... @aip.org.au @hia-accelerates.bsky.social @scienceanu.bsky.social