علوم وطبيعة

What is the sun's corona and why does it appear?

What is the sun's corona and why does it appear?

An opportunity for lovers of astronomical phenomena to witness the only total solar eclipse of 2021 tomorrow in these places

An opportunity for lovers of astronomical phenomena to witness the only total solar eclipse of 2021 tomorrow in these places

Why do tree leaves change color in autumn? Why are there different colors between yellow and red?

Why do tree leaves change color in autumn? Why are there different colors between yellow and red?

`Oxagon` is an ambitious Saudi project for the largest floating city in the world, perched on the Red Sea

`Oxagon` is an ambitious Saudi project for the largest floating city in the world, perched on the Red Sea

To save Earth from a devastating asteroid .. “NASA” launches the “DART” vehicle on an experimental mission

To save Earth from a devastating asteroid .. “NASA” launches the “DART” vehicle on an experimental mission

What is a supercell (super cloud)?

What is a supercell (super cloud)?

Why are hurricanes and storms named after people?

Why are hurricanes and storms named after people?

A recent study reveals an acceleration in the rate of expansion of the Earth's lower atmosphere... How does this happen and why?

A recent study reveals an acceleration in the rate of expansion of the Earth's lower atmosphere... How does this happen and why?

How many satellites orbit the earth?

How many satellites orbit the earth?

`Lionids` meteors raining the sky of the Arab world tonight with a bright celestial show

`Lionids` meteors raining the sky of the Arab world tonight with a bright celestial show

Will Egypt retreat from its first position in the world in olive production after losses exceeding 50% for this season?

Will Egypt retreat from its first position in the world in olive production after losses exceeding 50% for this season?

Earth is on a date with the longest partial lunar eclipse during this century.. These are details of the areas in which it will be visible

Earth is on a date with the longest partial lunar eclipse during this century.. These are details of the areas in which it will be visible