NASA astronaut Don Pettit has snapped a striking shot of the super-bright comet racing past our planet for the first time in ...

Half of the Earth is always facing the Sun, meaning it is lit up. The other half is in darkness until the planet turns around. That’s why we have day and night! SEYMOUR: The Sun keeps us warm ...

For centuries, humans have known the Earth is a globe, with ancient Greek philosophers ... circular paths above the flat Earth, creating day and night and controlling the seasons.

If that view were correct, the sun must rise and set each day, even in Antarctica ... I don’t think it falsifies plane earth, I don’t think it proves a globe, I think it’s a singular ...

Millions of people across the globe are gathering to mark Earth Day and celebrate the environmental movement. The event began in 1970 in the United States, and is now marked around the world.

But the tilt also means that different parts of the globe receive ... of 17 hours a day, because after that it rotates out of daytime sunlight and into night. But if we tilted Earth's axis even ...

When parts of the Earth face the Sun, it's daytime. When they are in the shade, it's night time. SEYMOUR: Hello, Seymour Science here! As we all know, sometimes it’s day… and sometimes it’s ...