Catastrophic impacts and precision dating
From his deep connection with the acclaimed Prehistoric Journey at the Denver Museum of Nature and Science to his newest discovery of a mastodon fossil in Snowmass, Colorado, lovingly deemed “Snowmastodon,” the Denver Museum of Nature and Science’s Dr. Kirk Johnson’s work is revolutionizing the way geoscientists and the public look at the Earth’s fossil past. “I am a shovel scientist,” Johnson explained, “I believe that truth comes from the tip of a shovel.”