The Delhi government has launched a mentorship programme called 'Desh Ke Mentor', for children studying in Classes IX to XII of state government schools.

The United Nations Educational, Scientific and Cultural Organization (UNESCO) launched the 2021 State of the Education Report (SOER) for India: "No Teacher, No Class", on the occasion of World Teacher's Day.

Paleontologists have discovered the fossilized upper molar tooth of Hippopotamus antiquus from Westbury Cave, in the UK.

Chief Minister Arvind Kejriwal has launched a programme under which students of Delhi government schools will be guided in career choices by citizens who are successful in their respective fields.

Amoria is a genus of marine gastropods (snails and slugs).

The Airports Authority of India (AAI) has leased the airport to Adani Group for 50 years.

The United Nations International Day for Disaster Reduction is held annually on 13 October since 1989.

The 2021 International Shooting Sport Federation (ISSF) Junior World Championship Rifle/Pistol/Shotgun has held in Lima in Peru. Indian shooters finish with whopping 43-medals including 17 Gold.

Gautam Adani-led Adani Group has taken over the responsibilities of the Jaipur International Airport from the Airports Authority of India (AAI).

From the images captured by the NASA/ESA Hubble Space Telescope, a team of astronomers led by Timothy Hamilton have discovered an unusual gravitational lensing configuration.