mass extinction

Mass Extinction Took Place 30 Million Years Ago Due to Drastic Climate Change: Study

Stronger Jaws Helped Plant Eaters Survive the 'Great Dying' That Killed 90% of Earth's Species

Earth's Biggest Mass Extinction Occurred in the Oceans, Took 10 Times Longer on Land: Study

Asteroid or Comet? Scientists Finally Have Answer to What Led to Extinction of Dinosaurs

Lack of Oxygen Caused Extinction of 99.5% Life on Earth 2 Billion Years Ago, Study Finds

The Great Dying: Earth's Biggest Extinction Event Wiped Out Plants First, Says New Study

Humans Have Wiped Off 60% of All Animals With a Backbone: WWF's Doomsday Warning for Wildlife

Earth's Sixth Mass Extinction May Begin by 2100, Says MIT Study

Images of endangered animals projected onto the iconic Empire State Building

Humans could be among the victims of sixth 'mass extinction', say scientists