Here’s a video depicting one of variations on the theme of extracting energy from ocean waves. Though I’ve seen countless numbers, I haven’t studied each of the variants thoroughly, so it’s only a guess when I say that this seems as practical and rugged as any. (more…)
The Hidden Brain is a fabulous radio program, broadcast on 900 NPR affiliates around the country. With a seemingly limitless variety of guests, host Shankar Vedantam discusses brain functions, emotional responses, and cognitive processes that happen outside of our conscious awareness, but that have a decisive effect on how we behave. (more…)
I’m not sure how many Americans heard the news that U.S. President Donald Trump announced today a new sixth branch of the military: The Space Force, which would join the Coast Guard, Marines, Navy, Army and Air Force as a “separate but equal to” brother in arms. (more…)
When organizing a move, you have to multitask pretty much during the whole process, and sometimes that can be stressful and exhausting. Whether you’re downsizing or moving to a bigger place, a lot of work needs to be done, especially if you don’t have much time. (more…)
Apparently there has never been a good time to to keep one’s head down and stay out of politics, thus Plato’s famous remark: “One of the penalties for refusing to participate in politics is that you end up being governed by your inferiors.” (more…)
In response to my posts on geoengineering and climate change mitigation more generally, Glenn Doty writes:
There are many mitigation strategies that we agree will clearly pass the “cost effectiveness” test – insofar that investing in them will result in a net lower cost / net greater potential lifestyle for the planet. Wind power, solar power, geothermal power, efficiency upgrades, etc… all easily pass that test, while electric cars, algae products, ocean current recovery, orbital solar energy and high altitude wind energy, etc.. all clearly don’t. (more…)
Your energy bill is probably one of your largest monthly expenses. That is why you should be doing everything in your power to reduce your energy consumption. (more…)
Here’s a page from GE’s website, announcing their new 12 MW offshore wind turbine, not much shorter in height than the Chrysler Building in New York City and the Eiffel Tower, boasting a swept area of seven U.S. football fields. (more…)
You might be thinking every now and then to get rid of that rusted unwanted car sitting idly, rotting in your garage. If you are looking for some genuine reasons to push you for the cause, Well, listed below are some of the top benefits of getting rid of your old scrap car. (more…)
No one with any sense wants to see our civilization rush into aggressive geoengineering. Yes, the planet is warming; yes, human activity is largely the cause; yes, the consequences of this warming are becoming ever more costly to life and property. But, although there are many way of dealing with this problem, some of them are pretty scary. (more…)
