Back to blogAfter a brief dalliance with Medium, in the last couple of years, I’ve gone back to (infrequently) posting on my blog nemozen.semret.org…Nov 28, 2020Nov 28, 2020
Solar cell efficiencyLooks like the slope is about 10 percentage points per decade. So, it will take 20–30 years to double the efficiency of solar energy…Sep 8, 20181Sep 8, 20181
Predicting the most expensive weather disaster of 2018Tyler Cowen asks : The most expensive weather disaster of 2018? How many of you have heard about it?Apr 2, 2018Apr 2, 2018
More Efficient Transportation NeededSee the light grey in the top right corner, “Rejected Energy”? That consists of things like the heat coming off car brakes when you…Aug 23, 2017Aug 23, 2017
Blaming Iran for 9/11?In this article from the NY Times a few days ago, Manhattan Skyscraper Linked to Iran Can Be Seized by U.S., Jury Finds, was an absolutely…Jul 9, 2017Jul 9, 2017
US Politics in 2dEver since I heard about the concept, via Robin Hanson a long time ago, I’ve been a fan of the the 2d political map. Much better than the…May 7, 2017May 7, 2017