Air Canada’s first passenger-carrying XLR flight is due to take place in less than two months. But here are the 10 longest flights!
NASA’s Chandra Finds Young Stars Dim Quickly
These images, released on April 14, 2026, show two open star clusters, Trumpler 3 (left) and NGC 2353 (right). They represent a recent study from NASA’s Chandra X-ray Observatory that shows how young Sun-like stars are dimmer in X-rays than previously thought. This latest study looked at eight clusters of stars between the ages of […]