For more than a century, Mars has been at the center of debates about humanity’s place in the cosmos. Focusing on perceptions of the red planet in scientific

Coral reefs are on track to become the first ecosystem actually eliminated from the planet. So says leading ecologist Peter F. Sale in this crash course on the

The Earth Liberation Front (ELF) has been active in the United States officially since 1997, causing more than $45 million in damages to various entities. As th

How the utopian tradition offers answers to today’s environmental crises In the face of Earth’s environmental breakdown, it is clear that technological inno

Resources running low, the population exploding, the planet is in danger: are we masters of our own destruction, or have we been invaded by aliens bent on mass