List of extinction events This is a list of extinction events, both mass and minor: [1]

Nov 30, 2022 · There have been five big mass extinctions in Earth's history – these are called the "Big Five". Understanding the reasons and timelines of these events is important to understand the speed …

Feb 17, 2023 · There have been five mass extinction events in the history of the earth, and the earth is debatably in a sixth one. Here is a detailed review of each mass extinction.

Mar 28, 2025 · Extinction is not exclusive to dinosaurs. Our planet has gone through at least five periods of mass extinction, with the planet likely in a sixth wave of mass extinction –this one, driven...

Mass extinction events, such as the one that killed the non-avian dinosaurs, have shaped the course of life on Earth. Learn more about five of the biggest mass extinctions in Earth’s history—and about the …

So far, Earth has experienced five major mass extinctions. Huge volcanic eruptions, sea-level and climate changes, and massive meteorite strikes have all eliminated whole groups of organisms …

Apr 1, 2025 · Here’s a look back at the five major extinction events over the past 500 million years—each one wiping out more than half of life on Earth in a relatively short time.

Feb 28, 2025 · Mass extinctions are spikes or rapid increases in extinction rates that occur over short periods of geologic time, leading to substantial drops in global biodiversity.

Sep 7, 2025 · Earth's history is marked by violent mass extinctions that have shaped life on the planet. Here's how the five mass extinctions occurred and their impact.

At least a handful of times in the last 500 million years, 75 to more than 90 percent of all species on Earth have disappeared in a geological blink of an eye in catastrophes we call mass...