सुपडा साफ

1. Watch the video till the end. 2. Ponder over the summary. 3. Go back to the story of Dreyfus. 3. Watch the movie - एक रुका हुआ फैसला (or the original English movie: 12 Angry Men) 4. Ponder over everything.

http://www.bbc.com/earth/story/20170404-the-physics-that-tells-us-what-the-universe-is-made-of http://www.bbc.com/earth/story/20170322-why-we-do-not-know-what-the-big-bang-looked-like