One of the ugly secrets of the renewable-energy industry is that its products make no economic sense unless they are highly subsidized.

The cloning procedure is similar to IVF. The only difference is that the DNA of sperm and egg would be replaced by DNA from an adult cell. What law or principle - secular, humanist, or religious - says that one combination of genetic material in a flask is OK, but another is not?

People who grow up in a region doubtless have a better cultural awareness of their own cuisine, but it's also true that a lot of locals go to McDonald's, Applebee's and the like.

Most decisions are seat-of-the-pants judgments. You can create a rationale for anything. In the end, most decisions are based on intuition and faith.

Among modern occupations, only cult leaders and TV weathermen rival the technological visionary's ability to retain credibility despite all evidence to the contrary.

The depressing thing about battery technology is that it gets better, but it gets better slowly. There are a whole bunch of problems in materials science and chemistry that come in trying to make existing batteries better.

The physics of water is central to cooking, because food is mostly water. All steak that you cook is actually boiled on the inside.