SpaceQuestions I dread: How did the universe begin, and what is space-time? As a theoretical cosmologist, you would think I'd welcome the chance to answer these questions - but it isn't clear this is an inquiry that physics can answer, says Chanda Prescod-Weinstein Comment
SpaceThe JUICE mission to explore Jupiter’s ocean moons is about to launch Jupiter’s icy moons are thought to host buried oceans that could have the right conditions for life, and the European Space Agency’s JUICE mission is about to go find out if they do News