ADG ✭✭✭

https://arstechnica.com/tech-policy/2017/12/bitcoins-insane-energy-consumption-explained/ Talk about the tail wagging the dog. (View Post)

1909 VDB cent. No reverse, but not my photography. What grade do you think? How do you like the holder? Guess where it was taken. It is mounted as a reference object on Curiosity, one of our robots o… (View Post)

Welcome to the club. They seem to have changed from the original schedule: Here are the released and upcoming design concepts which will form the entire series: • 1st– The Lion of England – February … (View Post)

Niels Bohr — 'An expert is a person who has made all the mistakes that can be made in a very narrow field.' (View Post)

Wow. I've read through this "chemistry" discussion, and can't resist making a few polite comments. Copper is found in nature both in its elemental metallic form and in a number of common mi… (View Post)