The Study of Human Evolution
The study of human evolution is a young science with a history that can be traced back to the late 18th century. But it wasn't until Charles Darwin's On the…
Which Country has the Most Lakes?
Many countries have an abundance of lakes, but which one has the most? According to The World Factbook, Canada has the most lakes in the world. With over 563 lakes,…
Origin of Water: Where did Earth’s water come from?
Most of Earth's water is in the oceans. But where did Earth's water come from? Some of it came from inside the planet. When Earth formed 4.6 billion years ago,…
Eratosthenes of Cyrene – the First Geographer
Eratosthenes of Cyrene (/ˌɛrətɒsˈθiːniːz/; Ancient Greek: Ἐρατοσθένης ὁ Κυρηναῖος, romanized: Eratosthénēs ho Kyrēnaîos; c. 276 BC – c. 194 BC) was a Greek mathematician, the first geographer, and astronomer. He…
Amazon River: All You Need to Know
What is the Amazon River? The Amazon River is a river in South America that flows from the Andes Mountains to the Atlantic Ocean. It is the longest river in…
How Long Ago did Oceans Begin to Form?
The oceans are thought to have started forming around 4.4 billion years ago, give or take a couple of hundred million years. At that time, the Earth was a very…
What are the 7 Seas and 5 Oceans?
7 Seas and 5 Oceans term history The term "Seven Seas" comes from ancient times, when people believed there were only seven oceans on Earth. The exact origin of the…
