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Elon Musk and OpenAI boss Sam Altman faced off in a California federal court Tuesday in a blockbuster trial that could have far-reaching consequences for the AI industry and oblige the ChatGPT maker to profoundly revamp its business.

Former NBA player and assistant coach Damon Jones pleaded guilty Tuesday to gambling-related charges, marking the first conviction in a betting scandal that engulfed elite basketball.

Fifteen-year-old Vaibhav Sooryavanshi became the leading run-getter in this IPL season with a cracking 43 on Tuesday that helped Rajasthan Royals beat Punjab Kings by six wickets in a high-scoring contest.

Mali's military leader on Tuesday made his first public appearance since unprecedented large-scale weekend attacks destabilised his ruling junta, visiting the wounded and meeting the ambassador of key ally Russia.

More than 50 nations gathered in Colombia launched the first global conference on phasing out fossil fuels Tuesday, warning that the worldwide energy shock ignited by the Iran war drove home risks of relying on oil, gas and coal.

Airbus said Tuesday its first-quarter profit fell as it delivered fewer planes to customers, falling behind rival Boeing for the first time in years.

President Donald Trump said Tuesday that the United States has no closer friend than Britain, as he welcomed King Charles III to the White House on a state visit shadowed by tensions over the Iran war.

Hungary's incoming prime minister Peter Magyar on Tuesday offered to meet Ukrainian President Volodymyr Zelensky to "open a new chapter in bilateral relations" and address a long-running feud over the rights of Ukraine's ethnic Hungarians.

A 21-year-old man pleaded guilty on Tuesday in an Austrian court over a jihadist plot to attack a Taylor Swift concert, which led to the cancellation of the Vienna leg of the US megastar's "Eras" tour.

A pirate attack off Somalia is the work of a new group of "opportunistic criminals", security officials said on Tuesday, complicating a threat that costs the shipping industry billions of dollars.

Switzerland's Federal Criminal Court on Tuesday dismissed a money laundering case against Gulnara Karimova, the daughter of Uzbekistan's former president, who has been incarcerated in her home country.

French champion Dorian Godon took a surprise victory in the Tour de Romandie opening prologue on Tuesday as world champion Tadej Pogacar could finish only fifth.

President Donald Trump said Tuesday that the United States has "no closer friends" than the British, as he welcomed King Charles III to the White House on a state visit overshadowed by tensions over the Iran war.

Elon Musk showed up for opening remarks Tuesday in a courtroom showdown with OpenAI over whether the artificial intelligence company betrayed its non-profit mission.

Concerns are growing that shortages of diesel and jet fuel due to supply problems caused by war between Iran and the United States could ruin summer vacations.

Efforts to end the Middle East war appeared at a standstill on Tuesday, with the US considering Tehran's latest offer to unblock the Strait of Hormuz, and Iran saying Washington could no longer dictate terms.

Jihadists and Tuareg separatists were advancing in northern Mali on Tuesday, three days after launching unprecedented attacks against the ruling junta, in what the government's Russian allies said remained a "difficult" situation.

A saffron-robed Buddhist monk ended a gruelling barefoot walk across Sri Lanka on Tuesday with an impassioned appeal for world peace and kindness towards animals.

French President Emmanuel Macron called on Andorra Tuesday to "move forwards" on decriminalising abortion during a visit to the principality, which maintains one of Europe's last total bans on abortion.

German rescuers on Tuesday hauled a stranded humpback whale into a special boat due to carry it to deeper waters, in the latest attempt to free the cetacean whose ordeal has captured hearts in Germany for weeks.

The US Federal Reserve opened its two-day meeting on Tuesday with policymakers expected to keep interest rates steady, as the war on Iran's effects on energy prices and supply chains ripple through the world's largest economy.

The United Arab Emirates will withdraw from the OPEC and OPEC+ oil cartels to focus on "national interests", it announced on Tuesday, causing fresh shockwaves as energy prices soar over the Middle East war.

Oil prices jumped on Tuesday, climbing back above $110 per barrel, amid a lack of progress in re-opening the key Strait of Hormuz.

Comedian Jimmy Kimmel hit back at Donald Trump's call for him to lose his job over a joke about First Lady Melania Trump days before an alleged attempt to assassinate the US president.

JP Morgan Chase became the first global bank to join the Olympic Partner Programme (TOP) on Tuesday in a major boost for International Olympic Committee president Kirsty Coventry.

John Stones said he had lived "all my dreams out" as he announced on Tuesday he would be leaving Manchester City at the end of the season after 10 trophy-laden years at the Etihad.

Ravi Coltrane has a tough task: honour his father John and fellow legend Miles Davis without imitating them, he tells AFP, beer in hand during an interview in Poland.

John Stones will leave Manchester City at the end of the season after 10 trophy-filled years at the Etihad, the Premier League club announced on Tuesday.

Croatia and Bosnia on Tuesday signed a deal to build a major gas pipeline backed by investors close to US President Donald Trump, aiming to cut Sarajevo's reliance on Russian gas.

Atletico Madrid captain Koke admitted his nerves are jangling ahead of Wednesday's Champions League semi-final clash with Arsenal.

Jannik Sinner suggested the Madrid Open organisers should reconsider their tournament scheduling to avoid late-night finishes like the one Rafael Jodar experienced in the third round on Sunday.

The International Criminal Court on Tuesday ordered $8.5 million in compensation to be paid to victims of the Malian former jihadist leader Al Hassan, who was found guilty in 2024 of war crimes and crimes against humanity.