6+ day, 15+ hour ago   (184+ words) In any ionized system there is the potential for magnetic fields, but simulations of disc formation often take no account of them, partly as they remain poorly constrained: “It’s a lot easier to just crank up the gravity and use…...

3+ week, 2+ day ago   (202+ words) Quiz of the week: where does new research say the universe’s ‘missing’ baryonic matter is? Physics World - Enter password Show password Password field is now showing your password - Access more than 20 years of online content - Manage which e-mail newsletters you…...

3+ week, 2+ day ago   (249+ words) Astronomers have found the best evidence yet for a companion star to Betelgeuse, the brightest star in the constellation Orion. Based on data obtained by the SPHERE instrument on the European Southern Observatory’s Very Large Telescope (VLT) in Chile, they…...

3+ week, 3+ day ago   (456+ words) Newborn and rapidly growing supermassive black holes could be powering the mysterious “little red dots” that litter the early universe. That is the conclusion of an international team of astronomers who have found the best evidence yet for a new…...

3+ week, 4+ day ago   (310+ words) “Ordinary” matter, which is built from atoms and their protons and neutrons (collectively known as baryons), makes up stars and galaxies and everything we see around us. However, the best models of the universe we have today suggest that close…...