Dim the lights: Our world without darkness is an unnatural disaster
Michael Viney: The nocturnal dazzle of the western world is upsetting the natural order
Michael Viney: The nocturnal dazzle of the western world is upsetting the natural order
A rise of more than 20% in artificial light in the past 25 years is damaging our health
First survey of night-time light will seek citizens’ participation
Saluting our interstellar ambassadors who for 40 years explored the beauty and diversity of the outer solar system
Living in remote areas lets you enjoy the clarity of night skies without light pollution
Limerick Pride, Dublin V Kerry and a Star-B-Q
Crosswords & puzzles to keep you challenged and entertained
Full general election coverage including analysis and results for all 43 constituencies
How does a post-Brexit world shape the identity and relationship of these islands
Weddings, Births, Deaths and other family notices