An aerial view taken on October 20, 2022, shows the breakwaters of the Grand Faw Port project, which is under construction, in the southern city of Basra.  (Photo by Hussein FALEH  /  AFP)

Today's best photos: from an Iraqi port to Air Force One



More from The National

Thursday's best photos: from Swiss Air performance to an immersive Tintin exhibition

Wednesday's best photos: from life on a damaged coral reef to an activist being removed

Tuesday's best photos: from breakdancing kids in Gaza to Frankfurt Book Fair

Monday's best photos: from kamikaze drones to Neymar in court

Sunday's best photos: from China's Communist Party Congress to flooding in Australia

Saturday's best photos: from film premiere selfies in London to climate protests in DC

WHAT IS A BLACK HOLE?

1. Black holes are objects whose gravity is so strong not even light can escape their pull

2. They can be created when massive stars collapse under their own weight

3. Large black holes can also be formed when smaller ones collide and merge

4. The biggest black holes lurk at the centre of many galaxies, including our own

5. Astronomers believe that when the universe was very young, black holes affected how galaxies formed

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Torque: 605Nm
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Wicked
Director: Jon M Chu
Stars: Cynthia Erivo, Ariana Grande, Jonathan Bailey
Rating: 4/5
How to protect yourself when air quality drops

Install an air filter in your home.

Close your windows and turn on the AC.

Shower or bath after being outside.

Wear a face mask.

Stay indoors when conditions are particularly poor.

If driving, turn your engine off when stationary.

Updated: October 21, 2022, 11:43 AM