My articles have been published in National Geographic, Smithsonian, Foreign Policy, Washington Post, Slate, Discover, io9.com, The Chronicle of Higher Education, Bulletin of the Atomic Scientists, The New Republic and SPY magazine.
My writing covers a wide spectrum of topics, including politics, science, technology, travel, international security, religion and history. Over the years, I’ve appeared as a guest commentator on CNN, NPR and the BBC.
Around the world in 300 million years: Ten destinations spanning six continents that tell the story of life on Earth.
Eight leading thinkers issue an early warning on the ideas they believe will be the most destructive in the coming years.
Graham Allison and William Arkin debate the likelihood of nuclear terrorism.