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Greece's elections will be held in May, Prime Minister Kyriakos Mitsotakis announced on Tuesday, three weeks after the country's deadliest rail disaster sparked protests and piled pressure on his conservative government.

The black particles from an asteroid some 300 million kilometres away look unremarkable, like pieces of charcoal, but they hold a component of life itself.

For the first time in its history, the Inter-American Court of Human Rights (IACHR) will hear a case this week about the legality of denying a woman access to abortion services.

Few expect Chinese President Xi Jinping's diplomacy to yield breakthroughs on the Ukraine war. But in Washington, there are fears Beijing may succeed elsewhere -- in winning credibility on the world stage.

Ja Morant said Tuesday he is learning to be a more responsible and smarter version of himself as he returned to practice with Memphis Grizzlies teammates for the first time since his suspension.

The Colombian army said Tuesday it had killed two members of the infamous Gulf Clan drug cartel and captured one of its bosses as operations resumed after the government called off a ceasefire.

A lake that dried up 80 years ago looked set on Tuesday to reappear, as monster rainfall accumulated over California's wet winter season overwhelms the state's rivers.

Humanity's "lifeblood" -- water -- is increasingly at risk around the world due to "vampiric overconsumption and overdevelopment," the UN warned in a report, published hours ahead of a major summit on the issue was set to begin Wednesday.

A shareholder lawsuit filed late Monday accuses board members of Instagram and Facebook parent Meta of shirking their duties by ignoring human and sex trafficking on the tech giant's social platforms.

Joe Biden used an arts awards ceremony Tuesday -- where one honoree was an actress who famously played a fictional president -- to drop perhaps his heaviest hint yet that he's seeking a second White House term in 2024.

Two months after the arrest of fugitive Matteo Messina Denaro shone a spotlight on Italy's mafia bosses, more than 50,000 people marched Tuesday in Milan to remember their innocent victims.

Barcelona edged Roma 1-0 in the first leg of their Women's Champions League quarter-final tie on Tuesday after a Lea Schueller goal had given Bayern Munich a victory by the same score against Arsenal.

World number one Carlos Alcaraz heads into this week's Miami Open looking to defend both his title and top ranking and admitting even he has been surprised by his dizzying rise to the top of the sport.

Google on Tuesday invited people in the United States and Britain to test its AI chatbot, known as Bard, as it continues on its gradual path to catch up with Microsoft-backed ChatGPT.

Russian President Vladimir Putin hosted Chinese leader Xi Jinping for two days of closely-watched talks on Monday and Tuesday.

All hormonal contraceptives carry a slightly increased risk of breast cancer, including the increasingly popular progestogen-only pills, according to a study published on Tuesday.

Uganda's parliament on Tuesday passed sweeping anti-gay legislation which proposes tough new penalties for same-sex relationships, following a highly charged and chaotic session.

Barricades set up near Trump Tower, police on high alert, and throngs of journalists outside the prosecutor's office: New York was waiting Tuesday for the likely indictment of Donald Trump, but the timing remained uncertain.

New York Knicks icon Willis Reed, who led the club to two NBA championships in the 1970s, has died, the team confirmed in a statement on Tuesday. He was 80.

Belarus' world number two Aryna Sabalenka says she has faced "hate" in the women's tour locker-room but hopes tensions with Ukrainian players will eventually ease.

Lea Schueller's first-half goal gave Bayern Munich a 1-0 win over Arsenal in the first leg of their Women's Champions League quarter-final tie on Tuesday.

Manchester City's Kevin De Bruyne said on Tuesday he was "honoured" to be named Belgium captain following Eden Hazard's retirement from international football.

England and Chelsea left-back Ben Chilwell said on Tuesday that missing the World Cup with an injury made him mentally stronger.

Gwyneth Paltrow appeared in court in the western US state of Utah on Tuesday, where she is being sued for damages by a retired optometrist over a skiing accident seven years ago.

China and Russia's leaders hailed a "new era" in their relationship on Tuesday, putting on a united front in Moscow as Vladimir Putin accused the West of rejecting Beijing's proposals to end the Ukraine conflict.

British sailor Alex Thomson stepped into the sexism row surrounding the Vendee Globe round-the-world race by buying the Imoca boat of Banque Populaire, in a deal announced on social media on Tuesday.

United States defender Tim Ream said Tuesday Gio Reyna has been welcomed back into the fold by team-mates despite the acrimonious feud that erupted following the World Cup.

Madrid's Metropolitano stadium will host a revamped World Rugby Sevens Series grand final from next season, the sport's governing body announced on Tuesday.

French far-right leader Marine Le Pen warned Tuesday that President Emmanuel Macron was pushing the country to the verge of a "social explosion" with his highly contested pensions reform.

Spain needs more transparency over the Pegasus spyware hacking scandal, a European Parliament committee said Tuesday at the end of a two-day fact-finding mission to Madrid.

President Joe Biden on Tuesday designated two giant wilderness areas in Nevada and Texas as national monuments and said a new marine sanctuary could be created in the Pacific.

A strong earthquake lasting for at least 30 seconds was felt across much of Afghanistan, Pakistan and parts of India Tuesday night, with the United States Geological Survey putting the magnitude at 6.5.