Mastodon has hit 2M active users today(cyberplace.social)

122 points by _han 3 years ago | 101 comments

A 6 channel GPS receiver from 1993(mastodon.sdf.org)

221 points by edent 3 years ago | 68 comments

Trying to find some life on the Usenet (2020)(mastodon.sdf.org)

148 points by carlesfe 3 years ago | 181 comments

In 1981, Intel released the iAPX 432(oldbytes.space)

158 points by mepian 3 years ago | 90 comments

Astronomy Picture of the Day is is 28 years old today(mastodon.social)

44 points by sohkamyung 3 years ago | 7 comments

Power over fiber(chaos.social)

360 points by rwmj 2 years ago | 251 comments

A Mastodon post noting that power-over-fiber components can deliver 3V 180mA from 1.5W of 800nm infrared light sent over standard multimode optical fiber.