Explanation

In 2025, China released rare footage of the YJ-20 hypersonic anti-ship missile fired from a Type 055 guided missile destroyer warship.

YJ-20, also called Eagle Strike-20, is a hypersonic anti-ship missile developed by China.

The missile is designed to attack high-value naval assets like aircraft carriers at long ranges.

It has a biconic aerodynamic shape that allows controlled glide after rocket boost.

Explanation

In 2025, China released rare footage of the YJ-20 hypersonic anti-ship missile fired from a Type 055 guided missile destroyer warship.

YJ-20, also called Eagle Strike-20, is a hypersonic anti-ship missile developed by China.

The missile is designed to attack high-value naval assets like aircraft carriers at long ranges.

It has a biconic aerodynamic shape that allows controlled glide after rocket boost.

Explanation

Elon Musk becomes first person worth $700bn following pay package ruling

Musk has been the wealthiest person in the world since 2021.

As of December 2025, Forbes estimates his net worth to be around US$717 billion

Additional Information:

Elon Musk is a businessman and entrepreneur known for his leadership of Tesla, SpaceX, Twitter, and xAI.

He belongs to the US.

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Explanation

In 2025, China tested a wireless rail convoy system on the Baoshen Railway, linking seven freight trains with a combined capacity of 35,000 tonnes.

This technology, developed by China Shenhua Energy, could boost railway freight capacity by over 50% without new rail lines.

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Explanation

NASA has lost contact with the Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft.

MAVEN is a Mars orbiter that studied how the planet’s atmosphere escapes into space for over ten years.

It is the first mission dedicated to studying the upper atmosphere of Mars.

Additional Information:

NASA stands for National Aeronautics and Space Administration.

NASA is the space agency of the USA.

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Explanation

NASA has lost contact with the Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft.

MAVEN is a Mars orbiter that studied how the planet’s atmosphere escapes into space for over ten years.

It is the first mission dedicated to studying the upper atmosphere of Mars.

Additional Information:

NASA stands for National Aeronautics and Space Administration.

NASA is the space agency of the USA.

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Explanation

Michaela Benthaus is an astronaut and mechatronics, aerospace engineer.

She belongs to Germany. 

On 20 December 2025, she became the first wheelchair user to travel to space.

She works for the European Space Agency.

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Explanation

Michaela Benthaus is an astronaut and mechatronics, aerospace engineer.

She belongs to Germany. 

On 20 December 2025, she became the first wheelchair user to travel to space.

She works for the European Space Agency.

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Explanation

Michaela Benthaus is an astronaut and mechatronics, aerospace engineer.

She belongs to Germany. 

In December 2025, she became the first wheelchair user to travel to space.

She works for the European Space Agency.

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Explanation

In May 2022, Frontier Supercomputer of USA beat Japan`s Fugaku to become world fastest supercomputer.