Topic 1: OSIRIS-REx and Bennu

Why in news: NASA’s OSIRIS-REx is a robotic spacecraft that has been on a seven-year mission to collect and return samples from an asteroid called Bennu — billions of kilometers from Earth.

About OSIRIS-Rex:

What is asteroid Bennu?

What is a sample return mission?

Future missions:

Topic 2: Conocarpus plants

Why in news: The Gujarat government has banned the planting of ornamental Conocarpus trees in forest or non-forest areas, citing their adverse impacts on environment and human health.

About the plant:

Why is it banned:

Topic 3: Matangini Hazra

Why in news: Recently homage was paid to the valiant Matangini Hazra on her Death Anniversary.

About Mantangini Hazra:

Topic 4: MS Swaminathan and Green Revolution

Why in news: The legendary agricultural scientist Monkomb Sambasivan Swaminathan, 98, passed away recently.

About MS Swaminathan:

What was the Green Revolution?

What are high-yielding varieties of crops?

Need for Green Revolution and role of Swaminathan

The side effects of the Green Revolution

Other Terms related to Green Revolution:

Topic 5: Jewar Airport gets ‘DXN’ code

Why in news: The upcoming Noida International Airport (NIA) in Jewar was awarded its own unique international three-letter code, ‘DXN’, by the International Air Transport Association (IATA).

What are airport codes?

How does IATA assign airport codes?

About IATA:The International Air Transport Association (IATA) is a trade association of the world’s airlines founded in 1945.IATA has been described as a cartel since, in addition to setting technical standards for airlines, IATA also organized tariff conferences that served as a forum for price fixing.It consists of 300 airlines, representing 117 countriesThe IATA’s member airlines account for carrying approximately 83% of total available seat miles air traffic.IATA supports airline activity and helps formulate industry policy and standards.It is headquartered in Montreal, Canada.It is the successor to the International Air Traffic Association, which was formed in 1919 at The Hague, Netherlands.

Topic 6: Sycamore Gap

Why in news: A 300-year-old tree in England that was famous for its beauty and unique location was cut down by a teenage boy, in what is being seen as a deliberate act of vandalism.

Key details:

Roots of Sycamore

UNESCO Heritage site

Topic 7: Digital world of cookies

Why in news: Platforms like Facebook and Google use cookies to track online behaviour, ensuring ads users encounter align with preferences.

What are cookies?

How do cookies work?

What are the types of cookies?

Uses of cookies


Topic 8: Monoclonal antibodies

Why in news: Recently, India reached out to Australia to procure monoclonal antibody doses to combat the Nipah virus outbreak in Kerala.

What is a monoclonal antibody?

What is m102.4?

How do monoclonal antibodies work?

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