Tag Archives: energy

Casual Friday — melting steel with a solar furnace

One relatively straightforward way to generate solar power is via a technology called solar thermal — mirrors are used to focus sunlight on a boiler, which then generates steam, which powers turbines, which run a generator…

Continue reading

Posted in Technology, YouTubing | Tagged , | Comments Off on Casual Friday — melting steel with a solar furnace

Casual Friday — Google gets hot

Depending on what news you’ve been following lately, you may (or may not) have heard about Google’s latest initiative…

Continue reading

Posted in Geology, Technology | Tagged , , , | 2 Comments

Episode 21 — Biofuels

Salvation, or just a distraction?

Continue reading

Posted in Biology, Climate, Podcast episodes, Technology | Tagged , , , , | Comments Off on Episode 21 — Biofuels

Casual Friday — Levitating Light Bulb

An impressive piece of performance art — a glowing light bulb, suspended in mid air. No wires or solid support of any kind. Can you figure out how it’s done before the video explains it all?

Continue reading

Posted in Technology | Tagged , , , | Comments Off on Casual Friday — Levitating Light Bulb

Episode 16 — Electric Lighting

Between discussions of global climate change, and the ever-rising cost of energy, people are starting to take a long, hard look at the costs of lighting — both financial, and ecological. Listen in to this episode, and I’ll attempt to (ahem…) enlighten you on the history and potential future of this technology…

Continue reading

Posted in History, Podcast episodes, Technology | Tagged , , | Comments Off on Episode 16 — Electric Lighting

Googlediving, hybrid vehicles, and energy consumption

A recent thread of discussion (namely, some comments on the hybrid cars podcast episode) brings me to remind you of the wisdom of cross-checking ostensibly “scientific” things you hear in conversation, or see mentioned in print or online somewhere. Fortunately, it’s pretty easy these days to check things using the internet. When I run across something that seems to be questionable, I’ve gotten into the habit of doing a quick bit of checking things out with Google. I call this “googlediving” — it’s essentially the information equivalent of dumpster diving but doesn’t leave you all smelly when you’re done. Best of all, it usually takes just a few minutes to run a quick check.

Let’s look at the recent discussion as a good example….

Continue reading

Posted in Critical thinking, Media madness, Technology | Tagged , | 1 Comment