A Timeline of Early Hominids

See how humans have evolved.
From early hominids to modern humans.

Human Evolution
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Atmosphere

Career

Geology

Our solar system is 4.57 billion years old.
Explore the planets, sun and solar system like you've never before.

Solar System
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Life Science

Outer Space

Water Science

Earth Science Branches

Earth science is a diverse field. In fact, there are 100+ branches. Find out more in this comprehensive guide to environmental science branches.

Earth Exploration
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What is a Shield Volcano?

The name “shield volcano” originated from its Roman shield-like shape. They are broad, flat and can stretch hundreds of miles wide like Mauna Loa in Hawaii.

Featured Articles

More Articles

The History of the Universe

Follow us on a journey that starts with the Big Bang to the formation of stars, galaxies and eventually us.

Big Bang
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