SCIENCE

Just a few months ago, the Colombian mountain peak of Ritacuba Blanco was covered in an unbroken layer of white ice and snow, just as it had been for as long as anyone can remember.

Washington is redoubling efforts to disrupt migration routes that lead to the United States, in particular via charter flights to Central America, top diplomat Antony Blinken said at regional talks Tuesday.

The rains may have abated, but floodwaters on Monday continued their assault on southern Brazil, with hundreds of municipalities in ruins amid fears that food and drinking water may soon run out.

Scotland's likely next leader John Swinney is a political veteran who will have to unify his fractured separatist party and revitalise its flagging independence movement.

Far-right populist parties are way ahead of their traditional rivals in the race for voter attention on social media, where disinformation is stirring fear and rage around key issues in June's European elections, experts say.

From top to bottom, rescuers scour buildings in Porto Alegre for inhabitants stuck in apartments or on rooftops as unprecedented flooding turned the streets of the Brazilian metropolis into rivers.

Authorities were racing against time on Sunday to rescue people from raging floods and mudslides that have killed more than 50 and forced nearly 70,000 to flee their homes in southern Brazil.

An Indonesian volunteer returns from a dangerous rescue mission to a remote island where a volcano recently unleashed huge eruptions, cradling an abandoned, emaciated dog covered in burn blisters.

German Chancellor Olaf Scholz on Saturday condemned an attack on one of his party's European Parliament deputies as a "threat" to democracy after investigators said a political motive was suspected.

Beaches were deserted and many shops closed on Saturday as heavy rains and winds from a tropical cyclone buffeted coastal areas of Tanzania and Kenya.

The death toll from floods and mudslides triggered by torrential storms in southern Brazil has climbed to 56 people, with 74 injured and another 67 missing, the country's civil defense agency said Saturday.

More than 100 temperature records fell across Vietnam in April, according to official data, as a deadly heatwave scorches South and Southeast Asia.

The death toll from floods and mudslides triggered by torrential storms in southern Brazil climbed to 39 on Friday, officials said, as they warned of worse to come.

Panama votes Sunday in a presidential election with the frontrunner's participation confirmed after a last-minute court decision validated his run against seven other contenders.

Spain's left-wing government said on Friday it would scrap a national prize for bullfighting, a move which angered supporters of the controversial spectacle but was welcomed by animal rights groups.

The High Court ruled Friday that the UK government had acted unlawfully when it approved elements of its plans to meet net-zero targets based on "vague and unquantified" information.

French President Emmanuel Macron will next week make a new push to try and dissuade China's Xi Jinping from supporting Russian President Vladimir Putin's war against Ukraine but is unlikely to make a breakthrough on ending the conflict during the visit, observers say.