Researchers discover a better way to make ammonia
 

For the past century or so, we've been making ammonia the same way that Nobel-prize winning chemist Fritz Haber did: by smashing hydrogen and nitrogen gas together at 250 atmospheres and heating them to nearly 1000 degrees F. But a new method develop...

https://www.engadget.com/2017/02/03/...-make-ammonia/