Toshiba 4S reactor core (illustration credit: Toshiba) The Japanese nuclear accidents come down to the simple fact that nobody back in the 1960s designed nuclear plants to run for 40 years, then go through an 8.9 earthquake, says[1] blogger Robert Cringely. Japan now needs increased generating capacity fast. Toshiba's 4S (Super Safe Small and Simple) reactor cores are ... Continue Reading