Jonathan O’Callaghan is a freelance space and science journalist based in the UK, regularly writing and reporting for a number of publications around the world. He specialises in covering commercial spaceflight, space exploration, and astrophysics, but also reports across a wide range of science, from CRISPR to climate change.
Reference The Star of Bethlehem led the three wise men to Jesus' birth, according to the New Testament. But what was the Star of Bethlehem? There are several theories.
Reference Why the electromagnetic spectrum, and the electromagnetic radiation it describes, is so interesting and useful for scientists and everyday life.