This colourful nebular, known as the Gabriela Mistral Nebula, contains a mass of giant, hot young stars. The bright colours are caused by different chemical elements found in the nebula as energy released from the stars excites the atoms and causes them to glow with different colours of light. It is...

Corruption in nearly half the world’s nations is not getting much better and, indeed, in many countries is intensifying–affecting virtually every aspect of life among peoples on every continent. While a year ago, some 72 out of 158 nations surveyed by the international watchdog group Transparency...