Americium, curium and californium-crystallizing the rarest elements

• Actinides are a group of heavy, radioactive elements that include uranium, plutonium, americium, curium, berkelium and californium. • Understanding how these elements bond with o

Science · February 20, 2026 (updated February 24, 2026) · 1 min · 144 words

One of the rarest? The Sharp PC-2000 Computer Boombox from 1979

• Mister X on stereo2go.com goes over the brief history of the Sharp PC-2001 Boombox Computer from 1979. • Not much information can be found on this rare device. • It’s a Boombox R

Open Hardware · February 17, 2026 (updated February 24, 2026) · 2 min · 248 words