Origin of Life in the Universe
- According to modern cosmological theories, our universe was created in the Big Bang about 13.8 billion years ago.
- At the beginning of the Big Bang, there were equal numbers of neutrons and protons. 220 seconds after the Big Bang, the universe cooled down to 1 billion degrees Kelvin.
- The protons and neutrons underwent various reactions that produced lighter nuclei – deuterium, helium, and two isotopes of lithium.
- The Sun and the planets, including our own, formed from the accretion of rocky, dusty, and gaseous material in a protoplanetary disk around the newborn Sun about 4.6 billion years ago.
- Life on Earth is based on ....
Do You Want to Read More?
Subscribe Now
To get access to detailed content
Already a Member? Login here
Take Annual Subscription and get the following Advantage
The annual members of the Civil Services Chronicle can read the monthly content of the magazine as well as the Chronicle magazine archives.
Readers can study all the material since 2018 of the Civil Services Chronicle monthly issue in the form of Chronicle magazine archives.
Govt. Magazines Exam Pointers
- 1 Food Security and Cooperatives: A Gamechanger for India
- 2 Rural Prosperity through Skills and Cooperation
- 3 Towards the Revival of Aravalli
- 4 Crop Residue Management: From Environmental Crisis to Solution
- 5 Triangle of Rural Innovation: Inclusion, Cooperation and Digital Strategy
- 6 India’s Dairy Sector: Nourishing the Future
- 7 The Yoga Journey of Village Self-Reliance: A Decade of Holistic Change
- 8 Operation Sindoor: India’s Strategic Clarity and Planned Military Action
- 9 Operation Sindoor: Emergence of Self-Reliant Innovation in National Security
- 10 Test Your Knowledge
