Science word of the day: Cenozoic
Planet Earth Evolution Science word of the day: Cenozoic What does 'Cenozoic' mean? By Stephanie Pappas Published 26 July 2026 In Features When you purchase through links on our site, we may earn an affiliate commission. It started 66 million years ago with the abrupt mass extinction known as the Cretaceous-Paleogene extinction event, when a massive asteroid hit Earth and wiped out the nonavian dinosaurs.
- ▪Planet Earth Evolution Science word of the day: Cenozoic What does 'Cenozoic' mean?
- ▪By Stephanie Pappas Published 26 July 2026 In Features When you purchase through links on our site, we may earn an affiliate commission.
- ▪It started 66 million years ago with the abrupt mass extinction known as the Cretaceous-Paleogene extinction event, when a massive asteroid hit Earth and wiped out the nonavian dinosaurs.
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Planet Earth Evolution Science word of the day: Cenozoic What does 'Cenozoic' mean? By Stephanie Pappas Published 26 July 2026 In Features When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Cenozoic refers to Earth's current era. (Image credit: Yana Iskayeva via Getty Images) Copy link Facebook X Reddit Pinterest Flipboard Share this article 0 Join the conversation Follow us Add us as a preferred source on Google Newsletter Subscribe to our newsletter Science word of the day: CenozoicPronunciation: See-noh-ZOH'-ihkWhat it means: The ascendency of mammals, the birth of the Himalayas, the diversification of birds — Earth's in its Cenozoic era, baby!The Cenozoic is the geological era happening right now.
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