Earth
Earth’s Mass
[/caption] The Earth's mass is 5.9736 x 1024 kg. That's a big number, so let's write it out in full:…
Tallest Mountains
[/caption] There are many tall mountains around the world as well as on other worlds. Mount Everest is the highest…
What If Earth Had Rings?
Here's a video that poses -- and answers -- an interesting question: what would Earth look like if it had…
The Stats Are In: No Global Cooling
[/caption] The idea that the world is now cooling has been repeated in opinion columns, talk radio, pundit television and…
Satellite Map
[/caption] There are thousands of satellites overhead in space right now, and many of them are being used to map…
What is the Most Remote Place on Earth?
Have you had enough of kids, car alarms and the obnoxious laugh of your neighbor down the hall? You may…
Earth’s Layers For Kids
My son recently came back from a science day camp with one of the coolest things. It was a model…
How Big is Earth?
[/caption] Here's a question: how big is Earth? Let's take a look at how big our planet is. First, the…
Tsunami Pictures
Tsunamis are some of the most devastating natural disasters. The recent Boxing Day Tsunami was generated by an enormous earthquake…
Pictures of Rivers
Here are some cool pictures of rivers taken by various spacecraft. Here's a picture of the Mississippi river delta. The…