SciShow
How Do We Know How Old the Earth Is?
In the wake of World War 2, Clair Patterson embarked on a scientific quest to find out how old the Earth really is. His hard work paid off, but it also revealed a modern danger.
SciShow
News | Where Did Domesticated Horses Come From?
New information has helped us understand where domestic horses came from. And by counting some tree rings, researchers were able to find evidence of Norse presence in the Americas in 1021 CE.
SciShow
The Oldest Shipwreck in the World
Marine archeologists accidentally found the world’s oldest known intact shipwreck, and their work scanning, diving, and exploring has given us some very cool insights into more than just our history sailing the oceans.
SciShow
News | Where Did Domesticated Horses Come From?
New information has helped us understand where domestic horses came from. And by counting some tree rings, researchers were able to find evidence of Norse presence in the Americas in 1021 CE.
SciShow
3 Discoveries You Missed Because of COVID
There have been a lot of scientific discoveries around COVID, but other science stories did happen in 2020 — including amazing discoveries about everything from dinosaurs to parasites.
SciShow
Saving the Elephants with Carbon Dating
The researchers have found that almost all the illegal ivories are from recent poaching. Meanwhile, humans are not only animals that are farsighted!
SciShow
Do You Really Have a New Body Every 7 Years?
You may have heard the rumor. Every seven years your body becomes a whole new person. But is there anything to this? Check out this SciShow episode to find out!
Khan Academy
Khan Academy: Measuring Age on Earth: Carbon 14 Dating 2
Continues a discussion of Carbon 14 dating from a previous video. [4:15]
Khan Academy
Khan Academy: Carbon 14 Dating 1
An introduction video to carbon 14 and how it comes about and how it gets into living things. [10:03]