Gorgon: Paleontology, Obsession, and the Greatest Catastrophe in Earth's History

Out of Thin Air: Dinosaurs, Birds, and Earth's Ancient Atmosphere

The Life and Death of Planet Earth: How the New Science of Astrobiology Charts the Ultimate Fate of Our World

Under a Green Sky: Global Warming, the Mass Extinctions of the Past, and What They Can Tell Us About Our Future

The Ends of the World: Volcanic Apocalypses, Lethal Oceans, and Our Quest to Understand Earth's Past Mass Extinctions

Rivers in Time: The Search for Clues to Earth's Mass Extinctions

Rare Earth: Why Complex Life is Uncommon in the Universe

Rare Earth: Why Complex Life is Uncommon in the Universe

The Rise and Fall of the Dinosaurs: A New History of a Lost World

The Life and Death of Planet Earth: How the New Science of Astrobiology Charts the Ultimate Fate of Our World

When Life Nearly Died: The Greatest Mass Extinction of All Time