Publication day!

The Invisible History of the Human Race: How DNA and History Shape Our Identities and Our Futures is out TODAY in the USA! If you want to buy it online, check out the links to the right.   The book is out in Australia in November.
The new records of history

The new records of history

Every day our DNA breaks a little. Special enzymes keep our genome intact while we’re alive, but after death, once the oxygen runs out, there is no more repair. Chemical damage accumulates, and decomposition brings its own kind of collapse: membranes dissolve, enzymes...

Deep history and the robot future

                       I reviewed four new science books for The New York Times. They span millions of years, beginning with the birth of humanity and ending with a serious look at...