How the Sun Moves Across the Sky

Why Do We Have Seasons?

The Shocking Power of Electric Force w/ Neil deGrasse Tyson

Only 5% can do this Challenge w/ Neil deGrasse Tyson

How Tiny We Are in Cosmic Time #carlsagan

Where Would You End Up If You Dug A Hole From The United States? w/ Neil deGrasse Tyson

How the ancient Greeks calculated circumference of the Earth over 2,000 years ago

Carl Sagan explains how the ancient Greeks knew the Earth was round over 2,000 years ago

How Continental Drifts Were Discovered w/ Neil deGrasse Tyson

How Smooth Earth Is w/ Neil deGrasse Tyson

The Space Station isn't actually in Space? w/ Neil deGrasse Tyson

The Most Disgusting Foods in Europe #europe

Explaining Eastern Europe to Americans #easterneurope

The 'Belts' of the US

Who is Diego Maradona?

What Comes to Mind When You Think of New York?

Why is Washington DC the political center of the United States?

Top 10 Earthquakes That Shook the World

What is the hardest place to live on Earth?

How did Magellan prove the Earth is round?