Blogs / Personal blogs

Tom Murphy

physics.ucsd.edu

Popular posts
4
Total points
109
HN comments
127
Rank
#20,116 personal

Visit physics.ucsd.edu → On Hacker News Mar 2012 – Oct 2015

Science & Space 4Society, Policy & Culture 3Tech Industry & Business 1

1

The pace of major breakthroughs has declined

One of the prevailing narratives of our time is that we are innovating our way into the future at break-neck speed. It’s just dizzying how quickly the world around us is changing. Technology is this juggernaut that gets ever bigger, ever faster, and all we need to do is hold on for the wild ride into the infinitely…

2

Pump Up the Storage

If we adopt solar and wind as major components of our energy infrastructure as we are weaned from fossil fuels, we have to solve the energy storage problem in a big way. An earlier post demonstrated that we do not likely possess enough materials in the world to simply build giant lead-acid (or nickel-based or…

3

Galactic-Scale Energy

[ An updated treatment of this material appears in Chapter 1 of the Energy and Human Ambitions on a Finite Planet (free) textbook , and also appears as part of an article in Nature Physics in 2022.]