Bite force, binocular vision and the debate over whether the largest land predator hunted or scavenged.

From a plasma of quarks to the lightest nuclei — the fastest chemistry the universe ever did.

Slow-growing, toxic and everywhere for 150 million years — the plant that fed a world of herbivores.

Display, defence or thermoregulation — three competing explanations for the most recognisable skull in palaeontology.

A faint microwave glow in every direction, and the accident that led to its discovery.

The same leaf shape appears in Jurassic rock and in city parks today. Almost nothing about it changed.

How one film reshaped public imagination, and what the fossils from Mongolia actually show.

In the rock layer above the extinction boundary, pollen almost vanishes and fern spores explode.

Hydrogen and helium came from the Big Bang. Everything heavier had to wait for stars to die.