Volcanoes Likely Caused Earth's Biggest Mass Extinction, The Great Dying The Great Dying killed off 95 percent of marine and terrestrial life 252 million years ago. Mercury found in ancient rock offers persuasive evidence volcanic eruptions are behind the biggest mass extinction that occurred on Earth. by Allan Adamson
Science Earth Could Hit Carbon Dioxide Levels Not Seen In 56 Million Years Within The Next Two Centuries by Athena Chan
Science Scientists Find Similarities Between Modern Climate And 'Great Dying' 252 Million Years Ago by Diane Samson
Science Ancient Volcanic Eruptions Hint How Climate Change May Lead To Mass Extinction Events by Allan Adamson
Science Too Much Carbon Dioxide Caused Mass Extinction of Ocean Organisms 182 Million Years Ago by Nicole Arce
Science Fossil Of 'Mother Of All Lizards' Reveals Reptile Group Squamate Survived Permian-Triassic Mass Extinction by Allan Adamson
Science Oceanic Changes That Propelled Mass Extinction 252 Million Years Ago Resemble Effects Of Climate Change Today by Athena Yenko
Science Ozone Layer Depletion Caused By Ancient Volcanic Eruptions Contributed To Earth's Largest Mass Extinction by Allan Adamson
Science Sixth Mass Extinction Underway: Scientists Warn Earth Is Facing Biological Annihilation Of Species by Allan Adamson
Science Asteroid Extinction Event That Wiped Out Dinosaurs Cleared Way For Diversification Of Frogs by Allan Adamson
Science Ancient Mass Extinction Of Earth And Rebound Of Life: Fossils Prove It Was Faster, Debunks Old Theory by Kalyan Kumar
Science Dino Eggs Took Six Or More Months To Hatch: Is This A Factor In Their Extinction? by Katrina Pascual
Science New Fossil Discovery Point To Early Animals As Cause For First Mass Extinction On Earth by Dianne Depra
Science Supernova To Blame? Nearby Explosion Might Have Caused Mass Extinction On Earth by Alyssa Navarro
Science Fossil Of New Ichthyosaur Species Hints At Evolution Of Marine Reptiles After Mass Extinction by Rhodi Lee
Science What The Discovery Of Hammerhead Marine Reptile Suggests About Life After The Permian Mass Extinction by Alyssa Navarro
Science Toothless Beak And Seeds Kept The Birds Alive During Periods Of Mass Extinction by Katherine Derla
Science This Is How Deep-Sea Creatures Survived The Asteroid That Killed The Dinosaurs by Angela Laguipo
Science New Study Says 'Curtain Of Fire' Killed The Dinosaurs: Other Possible Causes Of The Animals' Extinction by Katrina Pascual
Science Extinction Of One Predator Species Triggers Demise Of Other Carnivores: Study by Katrina Pascual
Science Tiny Molecules May Have Caused Ancient Mass Extinction Events, Says New Theory by Angela Laguipo
Science Showers Of Comets And Asteroids May Be Linked To Many Of Earth's Mass Extinction Events by Jim Algar
Science Asteroid 'Double Whammy' May Have Triggered Massive Volcanic Eruptions, Ended Dinosaurs' Reign On Earth by Jim Algar
Science New Theory Suggests Dark Matter Caused Dinosaur Extinction And It Might Strike Again by Rhodi Lee