The Daily Brief – 21st June, 2017


The Daily Briefs are a comprehensive update of current affairs for the day. To know more about them, read this. If you’d like to receive updates for current affairs every day, you’ll need to subscribe by entering your email address at the right side of this page. The previous Briefs can be accessed at the archives here. You can thank Sayan Bhattacharya in the comments below for this brief!

  • NASA is testing flexibility of its solar array, the Roll-Out-Sollar-Array(ROSA). ROSA is an advanced, flexible solar array that rolls out like a tape measure. ROSA is expected to one day power satellites and spacecraft. NASA had earlier tested the ROSA technology in vacuum chambers on the Earth but this is the first time it is testing the technology in space.

    Cartosat-2 Series
  • World Yoga Day is set to be celebrated for the third time since 2015 on the 21st of June. According to UN, this year Yoga Day’s theme is “Yoga for Health”. The theme has been chosen to highlight the fact that yoga can contribute in a holistic way to achieving equilibrium between mind and body.
  • World’s first train which runs on virtual tracks by use of sensor technology instead of metal rails has been unveiled by The new trains are non-polluting as they are battery powered. The train is capable of reaching a top speed of 70 kmph and can travel a distance of 25 km by just charging for 10 minutes.
  • Larsen & Toubro has launched the first indigenously built Floating Dock (FDN-2) to repair Indian Navy ships at its Shipyard at Kattupalli, north of Chennai. The floating shipyard would be handed over to the Indian Navy after conducting three to four months of trial.
  • The first recipient of the Prime Minister’s Award for outstanding contribution to promotion and development of Yoga was declared to be Ramamani Iyengar Memorial Yoga Institute, Pune. PM’s Yoga Award was instituted at the 2nd International Day of Yoga celebrations at Chandigarh by Prime Minister Narendra Modi.
  • ISRO is launching earth observation satellite Cartosat-2 series weighing 712 kg and 30 nano-satellites using Polar Satellite Launch Vehicle (PSLV). Out of the 30 nano-satellites, 29 will be of foreign origin and one will be of India’s.

    Today’s Quiz

    1. Which solar technology is NASA using for the first time in space?

    2. When is World Yoga Day celebrated on?

    3. Which country unveiled the first train which runs on virtual tracks instead of metal rails?

    4. Who is the first recipient of PM’s award on World Yoga Day – 21st June?

    5. What is the name of the newest series of earth observation satellites to be launched by ISRO?


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