Milan from 1940 to today
Statistics updated monthly, going back to 1940.
How many nights above twenty degrees there were in the 1960s, and how many there are now. Look at the charts and the averages, year by year.
Interactive
Interactive pages on scientific data
Three interactive pages on climate, human evolution and dinosaurs. The dates cite the studies they come from, and the limits of each method are written beside the charts. Where a calculation is needed, your browser runs it on the raw data.
Twenty-six human species in seven million years
Drag the date: the page shows who was alive, and with which tools
For most of its history, Homo sapiens shared the planet with other human species. Find out which, and when.
The age of dinosaurs, from the Triassic to Chicxulub
A timeline, a family tree and moving plates, with a source behind every date
Dinosaurs never died out. You probably saw one on a power line this morning.