Browsing Tag
pbs eons
56 posts
Are We In an Arms Race Against Snakes?
The elapid snakes, which evolved around 37 million years ago, brought with them a highly potent venom that…
When Did We First Do Medical Surgery?
The transition to settled agricultural societies in the Neolithic period was traditionally believed to have sparked the first…
Is That a Boy or a Girl T. Rex?
Fossil preparator Bob Harmon discovered the femur of a Tyrannosaurus Rex, which led to the excavation of almost…
Animals Have Been Around For a Long Time—Perhaps Even Longer Than We Once Thought
A recently-discovered group of fossils, dating back almost a billion years, revealed a once-thriving microbial ecosystem of prokaryotic…
Get to Know Some of Humanity’s Cousins
The Paranthropus genus, a group of hominins closely related to humans and chimpanzees, took a different evolutionary path…
Ancient Microbes “Rafted” on Ancient Bug Shells Out to Sea
The Cambrian Period saw the emergence of the first groups with hard body parts, such as early arthropods…
Earth Has Fire—And That Makes It Unique
Earth is the only planet with fire, as fire requires a specific chemical reaction that needs fuel and…
The Ancient Connection Between Beans and Butterflies (Maybe)
Butterflies have long been thought to have evolved from moths after the rise of bats, but there appears…
When Did We First Clothe Ourselves?
From the discovery of a 5,500-year-old linen dress in Egypt to the analysis of fragmented fibers dating back…
Why Do Giant Animals Keep Showing Up?
Dinosaurs, pterosaurs, and even today’s elephants and whales—the world seems to always return to allowing giant animals to…