The one with a PDF in it
Some people said it couldn't be done, but they forced the internet to serve humankind.
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Fertilizer from air plasma
Revisiting Soviet-era results showing efficient N2 oxidation in non-equilibrium plasmas. An intriguing approach to low-cost nitrate fertilizers without Haber-Bosch.
There has to be a better way to make titanium
Titanium is an amazing material. How can we make it cheap and abundant?
Checking some prejudices on materials decarbonization
We'll make more decarbonization progress by inventing the materials of the future than by reinventing the materials of the past.
A review of massively scalable enhanced rock weathering
How cheaply can it pull CO2 from the air?
Laser growth of carbon fiber
We tried to use a cheap laser to grow carbon fiber directly from methane gas. It worked quickly and repeatably, but the carbon fiber wasn’t as strong as it’d need to be to make a good commercial product.