OTD
Coffee ☕
📰 On this day 🔹1954…

📰 On this day 🔹1954


Bell labs announces the first solar battery made from silicon. It has about 6% efficiency.


#OTD | #PlebChain | #Nostr

 This post and comments are published on Nostr.

Related Articles

📰 On this day 🔹1986…
A boy dressed in a hay…
🌐🗞️ #FrontPage Headlines…
🌐🗞️ #FrontPage Headlines…
📰 On this day 🔹1916…
Re-enactors play the roles of…