Educational headlines | 21 jan 2019

  • Indian railways introduced new technology Blue Light Indicator On Mumbai Locals To Warn Passengers Of Moving Trains.
  • NASA relies on plutonium-238 (Pu-238), a human-made radioactive element ,to power its longest operating and farthest-flyingspacecraft.
  • Biological science Scientists have discovered an unusual new light sensor in green algae. The sensor triggers a reaction that is similar to one in the human eye.