Scientific Principles & Methods

How to Use the NIH Grant Database for Funded Research

What Is Near Infrared and How Is It Used?

How to Perform a Serial Dilution Procedure

Is Nano or Pico Smaller? A Look at Metric Prefixes

How Do Scientists Prove Cause and Effect?

What Is the Depth of Field on a Microscope?

How to Calculate Young’s Modulus From a Stress-Strain Curve

What Are the Seven Levels of Classification?

What Does a Centrifuge Do and How Does It Work?

How Is pH Measured? From Test Strips to pH Meters