Things you should know

Long-Term Management of Nuclear Waste and Plutonium-239 (Pu-239) Latest Update: 24 February 2025 1. 240,000 Years—A Legacy We Cannot Ignore Plutonium-239 (Pu-239) is an exceptionally dangerous radioactive substance produced during nuclear fission reactions. Its half-life is approximately 24,000 years, meaning that it will take […]

Minority Report

“Akko-chan,” my mum, aged 81, schizophrenia, is gradually growing weaker. It may not be today or tomorrow, and probably not even a year from now, but the day of saying “goodbye” is certainly drawing near. The time I can spend with Akko-chan is limited. […]