How to Conquer GS in UPSC Mains, Explained By Anudeep Durishetty AIR 1 CSE 2017 Writing a good Essay in UPSC Mains, Explained by Anudeep Durishetty Answer Writing Focus Group for Mains 2018 – Details DOWNLOAD: UPSC Prelims 2018 GS Paper I UPDATE : Answer Writing Group ( Offline | New Delhi ) Registrations Are Now Open!
27 JULY | 200+ Issues for Mains 2018 ForumIAS is conducting classes for Current Affairs Mains. Cover upto 200+ Issues important for Mains , with specific focus on holistic coverage and content differentiation. Attend the first session ( Open to All ) at 11AM, on Friday July 27 at ForumIAS Offline Center, New Delhi.
CLICK HERE to read more and register for the First Open Class

list of topics and thier sources for science & technology (UPSC prelims)

edited July 2015 in Science & Tech
plz list some topics and their sources for reference to cover science and technology for upsc prelims 2015


  • have to ask same Question Please anybody Guide me in this regard
  • me too same ques, what source to refer for SCI n Tech current affairs?
  • edited August 2015
    bhai koi GSLV Mk-II aur GSLV MK -III ke beech difference aur unke features and uses bataega?
  • MK III powerful ( in fact most powerful launch vehicle )
    It could lift 4000 Kgs ( more than any other vehcile)
    Last stage is CE 30 Cryoengine ( Indigenous)
    Would be useful for manned missions
    The Law of Detachment - be equanimous to both victories and defeats
  • You see Dr. Ravi Agrahari's Class notes. Its enough for UPSC exam, i thought. I score 134 marks in this prelims exam -2015. i hope to give my mains exam this year. i got many question from his current affairs notes this year. This notes is also given now on , you can see that notes and compare prelims exam question paper. i got 8 questions directly in this year prelims exam.
Sign In or Join to comment.

Courses by ForumIAS for CSE
ForumIAS is trusted by over 10,000+ students for their Prelims, Mains and Interview Preparation and we currently run several assistance programs to help students from Civil Services prelims preparation to rank upgradation to IAS. You can enroll for these programs by visiting


We are a secret self-moderated community for Civil Services preparation. Feel free to join, start a discussion, answer a question or just to say Thank you.

Just dont spread the word ;)

Sign in or join with Facebook or Google

Subscribe to ForumIAS Blog