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High up in a dazzlingly white, tree-lined valley of the Rocky Mountains, two scientists armed with skis and clipboards peer at the long hollow tube they have just thrust vertically into a pristine snow drift.

US President Joe Biden was set Wednesday to promote the potential of enduring peace as well as business investment on his trip to Northern Ireland.

Myanmar's ruling junta has confirmed that it carried out an air strike on a village in which dozens of people were reported killed, drawing condemnation from the United Nations and Western powers.

One in five American adults have a family member who was killed by a gun -- including by suicide -- and a similar percentage said they've been threatened with one, according to a survey released Tuesday.

Fallen US biotech star Elizabeth Holmes is to begin serving prison time this month after a judge denied her request to remain free while appealing her fraud conviction.

US Secretary of Homeland Security Alejandro Mayorkas on Tuesday urged migrants heading to the United States to use legal routes, during a visit to Panama.

Manchester City have one foot in the Champions League semi-finals after a 3-0 win over Bayern Munich on Tuesday that served as a reminder of manager Pep Guardiola's brilliance despite his long wait to conquer Europe.

Dozens of people in central Myanmar were killed in air strikes Tuesday, according to local media reports and a witness contacted by AFP, as the United Nations and Western powers condemned the attacks and demanded accountability.

Brittney Griner, the US basketball star who was detained in Russia last year, is writing a book about the 10-month ordeal which ended in a high-profile prisoner swap, her publisher announced Tuesday.

Assailants shot and killed nine people in northern Ecuador close to the Colombian border on Tuesday in an attack authorities blamed on organized crime gangs.

Top US diplomat Antony Blinken and defense chief Lloyd Austin spoke with their Ukrainian counterparts on Tuesday as Washington seeks to reassure its allies after a leaked trove of highly sensitive documents appeared online.

Australia upset England women 2-0 in a friendly at Brentford on Tuesday, to end the Lionesses' 30-match unbeaten streak.

Erling Haaland scored his 45th goal of the season as Manchester City took a commanding 3-0 lead over Bayern Munich from their Champions League quarter-final, first leg on Tuesday.

Bayern Munich manager Thomas Tuchel held hope of a miracle comeback after his side's 3-0 loss to Manchester City on Tuesday in the Champions League quarter final, first leg.

Protesters noisily disrupted French President Emmanuel Macron during a speech about Europe's future Tuesday as his domestic troubles intruded on his state visit to the Netherlands.

Inter Milan put one foot into the Champions League semi-finals with a comfortable 2-0 win at Benfica on Tuesday, with Nicolo Barella and Romelu Lukaku netting in Lisbon.

Erling Haaland scored his 45th goal of the season as Manchester City took a commanding 3-0 first leg lead over Bayern Munich in their Champions League quarter-final on Tuesday.

US President Joe Biden landed in Northern Ireland on Tuesday, hoping to help maintain the fragile peace brokered 25 years ago after decades of sectarian violence over British rule.

The US government announced Tuesday that it is considering imposing across-the-board cuts in usage of the dwindling Colorado River, after squabbling states failed to agree on how to deal with a decades-old problem.

President Joe Biden on Tuesday called Russia's imprisonment of US journalist Evan Gershkovich on spying charges "totally illegal" and told The Wall Street Journal reporter's family he was working for a release.

The United Nations on Tuesday urged Sudanese authorities to investigate after a man publicly asked for a religious edict allowing the murder of the UN's mission chief.

Frank Lampard called on his young Chelsea side to become "leaders" when they face European champions Real Madrid on Wednesday.

A pair of sneakers worn by NBA superstar Michael Jordan sold for $2.2 million on Tuesday, setting a record price at auction for game-worn sports footwear, Sotheby's announced.

Luciano Spalletti said on Tuesday that Napoli will not miss Victor Osimhen in this week's Champions League quarter-final, first leg with AC Milan after the Nigeria striker failed to recover from a thigh injury.

Skipper Rohit Sharma smashed 65 as Mumbai Indians edged out Delhi Capitals by six wickets in a last-ball IPL thriller to register their first win of the season on Tuesday.

First half goals from Tamires and Ary took Brazil to a 2-1 win over Germany in Nuremberg on Tuesday, continuing the South American side's women's World Cup preparations.

Tunisian police used tear gas on Tuesday to disperse homeless black migrants who have been protesting outside a United Nations office to demand evacuation following incendiary comments by President Kais Saied.

Erling Haaland is looking to add to his 44 goals this season as the Norwegian starts up front for Manchester City in Tuesday's Champions League quarter-final, first leg against Bayern Munich.

Novak Djokovic made a winning return to competition in the Monte Carlo Masters on Tuesday but was made to work by his 198th-ranked Russian opponent as two-time defending champion Stefanos Tsitsipas advanced when his rival retired injured.

The US Environmental Protection Agency proposed measures on Tuesday to reduce exposure to ethylene oxide (EtO), a chemical widely used to sterilize medical equipment that has been found to increase the risk of certain cancers.

"Stranger Things" star Millie Bobby Brown is to marry her long-term boyfriend Jake Bongiovi, she has announced.

US Treasury Secretary Janet Yellen said Tuesday that she has not seen evidence of a contraction in credit, despite fears that households and firms could have a tougher time borrowing after recent banking sector turmoil.