What Are Tornadoes?
Also known as a twister, a tornado is a rotating column of air that can cause a tremendous amount of…
Terminator
[/caption] No, this isn't a movie about robots. The terminator is the line that separates day from night on an…
What Is Terminal Velocity?
The higher you are when you jump, the more it hurts when you hit the ground. That's because the Earth's…
NASA Names Crew for Rescue Mission or Potential Added Shuttle Flight
[/caption] NASA announced the names of the four astronauts who will make up the crew of STS-335, the rescue mission…
NASA Considering Rail Gun Launch System to the Stars
[/caption] The idea for using rail guns to launch objects to space has been around for years – even Isaac…
What Is Mechanical Energy
[/caption] The straight forward answer to 'what is mechanical energy' is that it is the sum of energy in a…
What Is Lithosphere
[/caption] Every rocky planet has a lithosphere, but what is lithosphere? It is the rigid outermost shell of a rocky…
What Is Light Energy
[/caption] Just asking 'what is light energy' opens you up to a flood of other questions trying to narrow down…
Spacecraft
[/caption] When a vehicle or robot is designed to leave the Earth's atmosphere and travel through space, we call that…
Voyager 2
[/caption] Voyager 2 is easily the most famous spacecraft sent from Earth to explore other planets. Launched on August 20,…