Professor Dave Explains
Core Principles and Concepts of Dendrochronology
Now that we know what dendrochronology is, it's time to dig into the core principles and concepts of this discipline, so that we can better understand how dendrochronologists think and what they do. Data acquisition and tree ring...
Professor Dave Explains
Applications of Dendrochronology
Now that we know a bit about what dendrochronology is and how it's done, what can it be used for? In fact, tree ring studies are highly relevant in a multitude of other fields, including archaeology, ecology, forestry, paleoclimatology,...
Professor Dave Explains
Techniques for Sampling and Analysis in Dendrochronology
We now know what dendrochronologists do. They examine tree rings. But precisely how do they do this? How do they collect the data? How do they analyze it? This is a very involved question, but let's try to answer it by investigating the...
Professor Dave Explains
The Structure of Wood and Ring Anomalies
So we know that dendrochronologists study tree rings, but how do these form? Do they form in precisely the same way all the time? They don't, which provides enormous challenges for any researcher. In order to properly construct a...
Professor Dave Explains
Introduction to Dendrochronology
Now that we've gone over all the basics in our study of botany, it's time to start digging into some more advanced topics. First we will examine the field of dendrochronology over five tutorials. This is the study of trees over time, and...
Next Animation Studio
Heat and evaporation causing “irreversible” drying of Mongolia
Record high temperatures in the region are accelerated by soil drying, and together these changes are magnifying the decline of soil water.
Khan Academy
Khan Academy: A Renaissance Cabinet Rediscovered
A cabinet was believed to be a fake made in the 1800s. Through scientific, visual, and archival analysis, scholars proved it was made in 1580 in Burgundy.