energy

Could the Death Star Destroy a Planet?

In the movie Star Wars, the Darth Vader's Death Star destroyed a planet. Could this really happen? You've watched Star…

6 years ago

How Do We Know Dark Energy Exists?

We have no idea what it dark energy is, so how are we pretty sure it exists? I've talked about…

6 years ago

How are Energy and Matter the Same?

As Einstein showed us, light and matter and just aspects of the same thing. Matter is just frozen light. And…

6 years ago

Mr. Fusion? Compact Fusion Reactor Will be Available in 5 Years Says Lockheed-Martin

The Farnsworth Fusor; Pons and Fleishmann. It seems the trail to fusion energy has long gone cold -- stone cold,…

6 years ago

A Fun Way of Understanding E=mc2

Many people fail to realize just how much energy there is locked up in matter. The nucleus of any atom…

7 years ago

Could We Harvest Energy From a Star?

Our civilization will need more power in the future. Count on it. The ways we use power today: for lighting,…

7 years ago

The Secret of the Stars

"Say, do you like mystery stories? Well we have one for you. The concept: relativity." Well look at that, it's…

8 years ago

Podcast: Energy

Our entire civilization depends on energy: getting it, converting it, burning it, and conserving it. But how do physicists think…

9 years ago

A Balanced Budget on Titan

[/caption] It's been said many times that the most Earthlike world in our solar system is not a planet at…

9 years ago

First Law of Thermodynamics

[/caption] Ever wonder how heat really works? Well, not too long ago, scientists, looking to make their steam engines more…

10 years ago