Science & Nature

Scientific Research Methods

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Thin-Layer Chromatography, Drug Identifications: TLC Chromatography Identification of Biochemicals, Medicines, Drugs

By: Feature Writer Donald Reinhardt

Tickling in the Laboratory: Experimental Research on Tickling and Ticklishness

By: Feature Writer Jeffrey Willett

Hypothesis Testing Explained Simply: A Simple Guide To Statistical Hypotheses and Testing

By: Martin Bell

Placebos, Effects, What They are, How They Work: Placebo Control Value to Medical Studies and Results Interpretation

By: Feature Writer Donald Reinhardt

Column Chromatography for Molecular Separations: How Compounds and Molecules are Separated by Column Chromatography

By: Feature Writer Donald Reinhardt

Coffee Filter Chromatography of Plant Pigments: Chlorophyll, Carotenoids Flavanoids Revealed by Paper Chromatography

By: Feature Writer Donald Reinhardt

Paper Chromatography Basic Principles and Facts: How Paper Chromatography is Done and Its Usefulness in Science

By: Feature Writer Donald Reinhardt

Persuasive Research Uses a Triangular Approach: Content Analysis is a Method for Quantitative and Qualitative Data

By: Marc Latham

Centrifuge, Ultracentrifuge Methods and Theory: Centrifugation of Cell Organelles, Macromolecules and Silt and Clay

By: Feature Writer Donald Reinhardt

Fraunhofer Lines, the Sun, Elements and Universe: Continuous, Emission and Absorption Spectra Yield Elemental Data

By: Feature Writer Donald Reinhardt

How DNA Sequencing Began: Development of Methods for Determining Genetic Information

By: Kenneth Rosen

Occam's Razor and Scientific Certainty: A Theory with Fewer Variables that Explains More is Better

By: George Garza

Basic Chemical Bonds, A Scientific Inquiry: Covalent, Ionic, and Hydrogen Bonds Make Chemistry and Life Possible

By: Feature Writer Donald Reinhardt

How to Measure Osmolarity: Learning to Manipulate Osmotic Pressure

By: Sarah Mikula

How to Perform a t-Test in Matlab: Testing for Significant Difference

By: Sarah Mikula

Statistical Testing in Scientific Research: Methods Used to Analyze Data Gathered Through Experimentation

By: Feature Writer Dennis Holley

How do Scientists Design Valid Experiments? Science is Based on Experiments That Yield Reliable Data

By: Feature Writer Dennis Holley

Calorimeters, What They Are and How They Work: Measuring Heat Energy Bound in the Bonds of Chemical Compounds

By: Feature Writer Donald Reinhardt

Analyzing DNA by Southern Blot: Detecting Specific DNA Fragments After Separating Them by Size

By: Kenneth Rosen

Are Pets Telepathic? Extrasensory Communication between Animals and Humans

By: Feature Writer Rupert Taylor

What Is Western Blotting? Antibodies Can Be Used to Detect Proteins Separated by Size

By: Kenneth Rosen

Research Methods in Second Language Acquisition: Error Analysis in the Study of Language Development in SLA

By: Tracy O'Brien

What Is Gel Electrophoresis? Macromolecules Can Be Separated in an Electric Field

By: Kenneth Rosen

Has Kanzi the Bonobo Really Learned Language? A Critique of Linguistic Research at the Great Ape Trust of Iowa

By: Tracy O'Brien

Language Learning in Bonobos and Chimpanzees: Comparing Kanzi's Linguistic Abilities to those of other Great Apes

By: Tracy O'Brien

Male Bonobo Named Kanzi Learned Language: Overview of Linguistic Research with a Pygmy Chimpanzee

By: Tracy O'Brien

The Rodent AT1R Gene: Animal Genetics Highlight Human Disease

By: Alicia Mae Prater

Jellyfish Protein GFP in Biomedical Research: Nobel Prize for developing a New Way to Study Biological Processes

By: Feature Writer John Blatchford

CERN – The Big Bang Machine: The Large Hadron Collider (LHC) Goes Live in Geneva Sept. 10, 2008

By: Feature Writer Michelle Strozykowski

Research into the Aging Process: Model Organisms Have Been Useful to Learning About Aging

By: Tamara Golden

The Polymerase Chain Reaction: PCR Allows Researchers to Measure Gene Activity

By: Alicia Mae Prater

Comparing Two or More Means: Using the T-Test and Factorial Analysis of Variance

By: Feature Writer Jamie McIntosh

Extraneous Variance in Research: Good Study Design Controls for Nuisance Variables

By: Feature Writer Jamie McIntosh

Understanding Scientific Inquiry: Inquiry Involves the Use of Critical Thinking to Understand Science

By: Feature Writer David R. Wetzel

Social Science Research Barriers: Take Steps to Ensure Reliability and Validity in Studies

By: Feature Writer Jamie McIntosh

Probability Sampling Techniques: Random Sampling Reduces Researcher Bias

By: Feature Writer Jamie McIntosh

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