GeologyNovember 17, 2025
Can a time capsule outlast geology?
A ridiculous but instructive thought experiment involving deep time, plate tectonics, erosion and the slow death of the sun
Stories by Peter Brannen
Peter Brannen is a science journalist based in Cambridge, Mass. His latest book is The Story of CO2 Is the Story of Everything (Ecco, 2025).
Endangered SpeciesSeptember 1, 2020
What Ancient Mass Extinctions Tell Us about the Future
Carbon dioxide has done plenty of damage before