Black holes have long been the ultimate cosmic enigma, defying conventional physics and pushing the boundaries of what we ...

Artist's impression of a supermassive black hole surrounded by gas and dust in four different wavelengths of light. Visible light (top right) and low-energy X-rays (bottom left) are blocked by the gas ...

By combining data from NASA’s IRAS and NuSTAR telescopes, scientists have uncovered more hidden supermassive black holes than earlier estimates suggested. Their findings indicate that over a third of ...