Aug 26 2020
They will blow any energy density comparison out of the water, lasting anywhere from a decade to 28,000 years without ever needing a charge. The nano diamond battery has the potential to totally upend the energy equation. The graphite is rich in the carbon-14 radioisotope, which undergoes beta decay into nitrogen, releasing an anti-neutrino and …
Permanent link to this article: https://ascensioncafe.org/batteries-from-nuclear-waste/
Aug 26 2020
Ever try throttling back a nuclear power plant? Yeah right! Failing that, what would you do with the excess capacity? Engineers with the Tennessee Valley Authority (TVA) faced these same challenges in the late 1960s. Their solution was to build TVA’s largest hydroelectric facility on the top of a mountain. What??? No really, the top …
Permanent link to this article: https://ascensioncafe.org/lessons-from-raccoon-mountain/
Aug 23 2020
Permanent link to this article: https://ascensioncafe.org/i-peeked-at-the-end/
May 06 2019
What if the excess heat produced for a greenhouse was used to heat the soil that’s in the surrounding area? Raised beds could have transparent caps that protect the early plantings from a late frost. I love the way the raised beds in this image have contours.
Permanent link to this article: https://ascensioncafe.org/heated-raised-beds/
Mar 22 2019
Permanent link to this article: https://ascensioncafe.org/falling-leaves-a-parable/