History

Technology over the long run: See how dramatically the world can change within a lifetime
Science fiction books that predicted the future with terrifying accuracy
Today, people fear Twitter. In the 1850s, they feared telegrams
Ancient mystery solved: Why was Roman concrete so durable?
Earth’s magnetic field supports biblical stories of destruction of ancient cities
How flu got milder since 1918 pandemic
Our ancestors first developed humanlike brains 1.7 million years ago
How Greek philosopher Democritus predicted the atom in 400 B.C.E.
Wild mammals are making a comeback in Europe thanks to conservation efforts