An international team studying data from NASA’s Fermi Gamma-ray Space Telescope concludes the mission detected a rare, unusually luminous supernova. The researchers say it likely received its power-up from a supermagnetized neutron star born in the stellar collapse that triggered the explosion. The Fermi mission is part of NASA’s fleet of observatories monitoring the changing […]
Go-Ahead Group appoints chief operating officer
Go-Ahead Group has announced that Sian Leydon will be joining the company as chief operating officer, a newly created role, in July. Sian will take her track record of leading growth, transformation, and delivering results across complex, customer-focused industries to Go-Ahead. Sian was most recently managing director for mainland Europe at Arriva. Before that, her […]