fog-2025-geobus-3 Image 1 of 2 Dr Amy Gentry leading the GeoBus Workshop at the Festival of Geology 2025 At this year’s Festival of Geology, young Rockwatchers got hands-on with one of the event’s most popular workshops: The Tumbling Tower of Time, led by Dr Amy Gentry, Outreach Leader for the UCL GeoBus team. Designed to test balance, logic, and geological knowledge, the activity taught children how Earth’s atmosphere has evolved across billions of years. For those who missed the session, Amy shares the science behind the tower and insights into the incredible journey of our planet’s atmosphere....