Have humans angered the planet? Smothering air pollution in California, rising seas in Oceania, and supervocanos that could cause global catastrophe.
Most people treat animals as tools for improving human lives. But recent reports reveal (mis)treatment of animals is harming the planet as a whole.
Confront nature's mysteries, scientists find mutant sea stars surviving in warming waters and that sexual competition forces ducks to grow longer penises.
All over the world, researchers are trying to better understand a world in constant flux and to prevent species from extinction as they battle for survival.
The recent series of hurricanes has demonstrated, climate change is no longer a nebulous futuristic menace, but an existential threat.
From household plastic to industrial waste, anthropogenic activity has created compounds that poison ecosystems from water to air.
Mother Nature’s wrath can be unpredictable and random, but history shows that humankind is ultimately responsible for many "natural disasters."