US airports face an increasing collision risk as drone use spikes
Looking back at Pope Francis’ legacy and impact on the Catholic Church
Pentagon defiant over reports of second Signal group war chat: ‘We will never back down’ – US politics live
Argentina’s president, a former critic of Pope Francis, offers his condolences
NASA is developing a Mars helicopter that could land itself from orbit
Researchers complete the largest compilation of cancer prevalence across vertebrates
Watershed moment: Engineers invent high-yield atmospheric water capture device for arid regions
Saturn’s moon Titan has insulating methane-rich crust up to six miles thick
‘Well-man’ thrown from castle identified from 800-year-old Norse saga
DNA helps match ‘Well Man’ skeleton to 800-year-old Norwegian saga
Male mosquitoes sometimes suck, too
This surprisingly creative trick helps children eat more fruit and veg
Gold surges to a record above $3,400 as Trump threatens Fed independence