Specialists of the Past
Many different experts work together to uncover the secrets of our past. Each looks at a different type of evidence.
1. Geologists
They study the physical features of the Earth, such as soil, stones, mountains, and oceans.
2. Palaeontologists
They study the remains of plants, animals, and humans from millions of years ago, which are preserved as fossils.
Tip
Fossils: Impressions of footprints, or parts of plants or animals found preserved within layers of soil or rocks.
3. Anthropologists
They study human societies and cultures, looking at how they have changed from ancient times to the present.
4. Archaeologists
They dig up remains left behind by people, such as tools, pots, beads, figurines, and even the ruins of houses.
The Timeline of Life on Earth
Human history is only a tiny fraction of the Earth’s total history.