In fact, Henry Round at Marconi Labs noted the emission of light from a semiconductor diode 100 years ago and, independently, a forgotten Russian genius — Oleg Losev — discovered the LED.

A new textbook designed for students aged 15 and older frames Russia's war in Ukraine as a continuation of the Soviet fight ...

Edited by Vladimir Medinsky, a close aide to President Vladimir Putin and co-author of Russia's main history textbook, the book explains the Kremlin's narrative for the war, describing it as a ...