Holiday travel headaches and safety worries swelled Sunday with thousands of flights cancelled, events scrapped and new Omicron cases soaring, as people wrap up Christmas celebrations bruised by a resurgent COVID pandemic.Some 7,900 flights have been grounded and tens of thousands more delayed from Friday through Sunday – one of the busiest travel periods of the year – with multiple airlines acknowledging that Omicron spikes have prompted staffing shortages.Effects have rippled worldwide, and

Vietnam will resume international flights to its two biggest cities, officials said Wednesday, reversing a short-lived ban imposed over fears of a new coronavirus wave.The country's COVID-19 cases have more than doubled in the past month, prompting bars, restaurants and schools to close and a rush to secure vaccines.As the country struggled to contain a virus outbreak in more than half of its territories, the Civil Aviation Administration of Vietnam on Monday announced a temporary suspen

The eruption of a volcano near the Philippine capital has delivered a dazzling but highly dangerous spectacle since it began spewing superheated steam on Sunday.The Taal volcano's bursts of lightning and monster clouds of ash have drawn crowds of gaping observers, but also prompted thousands to flee from its fury.Here are five facts about the mix of beauty and terror that volcanoes produce: Lightning Large eruptions sometimes put on a stunning display of lightning strik

The Philippines was on alert Monday for the "explosive eruption" of a volcano south of Manila, which officials said could be imminent after a massive column of ash forced a halt to flights at the capital's main airport.