extinction

Lemon shark photographed near Bahamas

Study: Sharks ‘Functionally Extinct’ On Nearly 20% Of Earth’s Reefs

Firefly

Darker Summers Ahead? Fireflies Are Facing Extinction, Study Says

Climate Change

Survey: 1 In 5 Millennials Thinks Climate Change Will Cause Extinction Of Humanity — During Their Lifetime!

Dinosaurs

Beginning Of Dinosaur Era May Have Been As Explosive As The End

Asteroids colliding with planet

Study: After Ice Age, Humans Saw Fires Larger Than Infernos That Wiped Out Dinosaurs

Earth

Study Reveals Which Species Is Likely To Be Last Survivor On Earth