Science
Despite some success in moon landing and AI, apprehension looms
Although the famous Japanese novel The Three-Body Problem is fiction, science is presented perfectly here rather than fantasy. In this story, an alien civilization has discovered the Earth. Their rogue king wants to attack and wipe out the people and take over the fertile land of the Earth. They are ahead of humans in knowledge and science, but their planet is not as stable as ours. Natural disasters are a daily occurrence there. So, after discovering the Earth, the king felt that if their civilization could be relocated to Earth, their future generations could live in peace for a long time without significant disasters. Since the Earth's civilization was not so advanced, it should not have been difficult to defeat the people and occupy this territory quickly. Still, the royal scientist warnes them - he calculated that it would take four hundred years for their spaceship to reach the Earth.
The danger of powerful earthquake, Find a way to save the metropolis
Natural disasters bring long-term and short-term suffering to people. There are many kinds of disasters happening all over the world. Natural disasters include floods, droughts, cyclones, floods, erosions, earthquakes, etc. Among them, earthquakes are very serious natural disasters.
Bangladesh's interest, crisis and potential in space and satellite research
A revolution took place silently in the history of space exploration with the advancement of remote sensing technology on July 23, 1972. On this day, the United States launched the first Earth Resources Technology Satellite (ERTS-1, renamed Landsat-1 in 1975).
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