It's after the resignation of Edouard Philippe who has been in the post for three years.
Mr Castex, 55, is relatively unknown in France, although he is a senior civil servant.
The new Prime Minister has been a key player in the government's response to the Covid-19 pandemic.
Israel's Netanyahu orders 'powerful attacks' in Gaza
Israeli Prime Minister Benjamin Netanyahu said on Tuesday he had ordered the military to "carry out powerful attacks" in Gaza after accusing Hamas of violating a ceasefire agreement in the Palestinian territory.
At least 20 dead in operation against organized crime in Brazil's Rio
At least 20 people, including two police officers, were killed in a large-scale operation against organized crime in Rio de Janeiro on Tuesday, days before the Brazilian city is set to host major events related to the COP30 global climate summit.
Hurricane Melissa to bring 'catastrophic situation' to Jamaica in storm of the century
Hurricane Melissa was expected to bring catastrophe as it makes landfall in Jamaica with storm surges, flash floods and landslides in the worst storm to hit the Caribbean island this century, a U.N. weather official said on Tuesday.
Zelenskyy says Kyiv ready for peace talks, but will not cede territory
Ukraine is ready for peace talks but will not withdraw its troops from additional territory first as Moscow has demanded, President Volodymyr Zelenskyy said.
Vietnam's top tourist sites Hue, Hoi An suffer heavy flooding
Heavy rains over the past days have caused serious flooding in central Vietnam, especially in top tourism destinations Hue and Hoi An, the government said in a report on Tuesday.
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The Business Breakfast is the day’s must listen for the UAE’s business leaders, and those who aspire to be.
10:00am - 1:00pm
Broadcasting every weekday, Georgia Tolley goes beyond the headlines to speak to government ministers, decision makers, analysts and local experts to find out how the news will impact those of us living in the UAE.
UAE President Sheikh Mohamed Bin Zayed Al Nahyan’s visit to the US to boost economic and technology ties including AI.
Apple Inc. shares fell Monday after a closely followed analyst warned that demand for the firm’s new iPhone 16 Pro model has been lower than expected. Is this a sign that the AI software just isn’t ready?
Does working from home kill productivity or can it benefit staff by giving them more flexibility and a better work/life balance?
Dubai’s current population is more than double compared to almost twenty years ago, which now stands at 3.7 million. Lots of families are also moving to the UAE now. So what does it mean for the property market?
Glory Ehirim Nkiruka is Noon’s first ever female delivery driver. In her first ever interview, she explained why she loves her job, despite the heat!
