What's Really on Mars? (Part 4)

How does this fundamental process work? Life on Earth depends on the ability to harvest light energy. How has it changed over time?

Have our signals been heard by other civilizations? Could radio waves or laser light be the method of signaling? Or is there something more... advanced?

In this installment we look at what appears to be fossil remains and what that implies.

Understanding language is a skill that we all have, but the ability to understand math varies from person to person. Let's look at why.

How close are we to "floating holograms" and other fictional display methods? We have some very interesting displays available right now.

A look at technologies that were ignored or sidestepped. There are many unused and forgotten solutions to our problems. Why is that?

Cancer is not a single illness. It can be caused by many different things. What are we doing to put an end to it?

Can we make practical computers from living components? How far have we come in the quest for biocomputers?

Where did the theory come from? Where did our universe come from? Why do so many believe the Big Bang theory?

Imagine materials that can change properties on command or in response to their conditions.