Istanbul has been ranked as the most congested city in the world in 2021, followed by Moscow at second place, as per TomTom's 2021 Traffic Index released.
Veteran Nobel-winning virologist Luc Montagnier died in Paris recently. He won the Nobel Prize for Medicine in 2008 for the discovery of the Human Immunodeficiency Virus that causes AIDS, along with his colleague Francoise Barr-Sinoussi.
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