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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION.
Click on a see also (sa) or tracing (xx) to view detailed entries about a related subject.
The entries are in alphabetical order by magazine name and then in chronological sequence.
To obtain a copy of any magazine article contact your local public library or the publisher.


Two experiments with salt solutions. (1) Crystal formation. (2) Electrical conductivity.
BOYS' LIFE May 1970 (v.60#5) pg. 51

BASIC program solves the Schrodinger equation to simulate the behavior of an electron in a diatomic chemical bond.
BYTE Mar 1980 (v.5#3) pg. 34

Hydrocarbon molecule constructor. Apple II integer BASIC program uses high-resolution graphics to give a visual representation of molecular bonding.
BYTE Mar 1980 (v.5#3) pg. 156

TI-59 calculator program to store and retrieve data contained in the periodic chart, including atomic weight and calculated molecular weight.
BYTE Mar 1980 (v.5#3) pg. 208

Tip on making and using lye.
COUNTRYSIDE & SMALL STOCK JOURNAL Mar-Apr 1994 (v.78#2) pg. 37

Chemical polarity experiment. With some phenolphthalein, alcohol, salt, and odds and ends you can build a simple polarity meter and learn something about electrochemistry.
HANDS-ON ELECTRONICS Mar 1988 (v.5#3) pg. 41
Added Info HANDS-ON ELECTRONICS Jun 1988 (v.5#6) pg. 5

Build a demonstration-size working digester to generate methane gas from animal or vegetable wastes.
INDUSTRIAL EDUCATION Apr 1978 (v.67#4) pg. 46

An electronic salt meter checks food and water for salt content. Est. cost: $30.
POPULAR ELECTRONICS [1] Oct 1974 (v.6#4) pg. 33

The electrolysis of water. Experiment to obtain oxygen and hydrogren from water using battery power.
POPULAR ELECTRONICS [2] Nov 1989 (v.6#11) pg. 73

Experiments in electrochemistry.
POPULAR ELECTRONICS [2] Jun 1991 (v.8#6) pg. 27
Added Info POPULAR ELECTRONICS [2] Oct 1991 (v.8#10) pg. 4

How to show the molecular orientation of polymers by stretching some common materials between polarizing filters.
POPULAR SCIENCE Jul 1970 (v.197#1) pg. 73

Experiments you can make with activated charcoal. Includes plans for a home odor filter that pulls air through charcoal at 15 cubic feet per minute.
POPULAR SCIENCE Aug 1971 (v.199#2) pg. 96

Cold fusion. An introduction to the concepts. Looks at electrolytic cells, isotopes, fission and fusion reactions, etc.
RADIO-ELECTRONICS Aug 1989 (v.60#8) pg. 64
Added Info RADIO-ELECTRONICS Sep 1989 (v.60#9) pg. 65
Added Info RADIO-ELECTRONICS Nov 1989 (v.60#11) pg. 64
Added Info RADIO-ELECTRONICS Jan 1990 (v.61#1) pg. 61
Added Info RADIO-ELECTRONICS Feb 1990 (v.61#2) pg. 67
Added Info RADIO-ELECTRONICS Apr 1990 (v.61#4) pg. 16

Ptyalin experiments show basic enzyme action. Includes a photoelectric device to measure activity of enzymes.
SCIENTIFIC AMERICAN Jan 1963 (v.208#1) pg. 147

How to generate free radicals and collect them for analysis. Includes an apparatus for fractioning carbon tetrachloride into free radicals.
SCIENTIFIC AMERICAN Jul 1963 (v.209#1) pg. 146

Liesegang bands. How to conduct an experiment in which salts react in a gel to make colorful, rhythmic bands.
SCIENTIFIC AMERICAN Jun 1969 (v.220#6) pg. 131

How to build a device for liquefying various gases.
SCIENTIFIC AMERICAN Nov 1969 (v.221#5) pg. 154

Experiments in generating the constituents of living matter from inorganic substances. Includes construction details of an apparatus for synthesizing amino acids with heat.
SCIENTIFIC AMERICAN Jan 1970 (v.222#1) pg. 130

How to make transistors and other thin-film devices by depositing chemicals on glass substrates.
SCIENTIFIC AMERICAN Jun 1970 (v.222#6) pg. 143

Experiments with the new plastic filter materials that have extremely fine pores.
SCIENTIFIC AMERICAN Feb 1971 (v.224#2) pg. 118

Experiments with salt fountains and related instabilities in water.
SCIENTIFIC AMERICAN Jun 1971 (v.224#6) pg. 124

Technique for using the principle of osmosis to draw fresh water from the ocean can be demonstrated using a glass tube with a diaphragm of cellophane or parchment.
SCIENTIFIC AMERICAN Dec 1971 (v.225#6) pg. 100
Added Info SCIENTIFIC AMERICAN Apr 1972 (v.226#4) pg. 110

A construction technique that enables amateurs to assemble models of giant molecules with inexpensive materials. Use balls of expanded polystyrene that cost only $11 per 1,000.
SCIENTIFIC AMERICAN Feb 1973 (v.228#2) pg. 110

The chemistry and physics of a burning candle. How to make your own candles and a discussion of variables in the ingredients. How to duplicate Michael Faraday's 1860-61 investigation of the candle and other experiments.
SCIENTIFIC AMERICAN Apr 1978 (v.238#4) pg. 154

Experiments with chemical systems that oscillate between one color and another.
SCIENTIFIC AMERICAN Jul 1978 (v.239#1) pg. 152
Correction SCIENTIFIC AMERICAN Dec 1978 (v.239#6) pg. 188

A scientific look at why sauce bearnaise is so prone to failure. Excerpts from two papers look at the physics and chemistry of the sauce in terms of emulsions and colloidal suspensions.
SCIENTIFIC AMERICAN Dec 1979 (v.241#6) pg. 178

The amateur scientist. How to detect microgram quantities of metals in air, liquids and solids. Includes plans for a ring oven to do chemical-spot testing. Used in monitoring for pollution.
SCIENTIFIC AMERICAN Feb 1981 (v.244#2) pg. 168

The amateur scientist. The scientific aspect of cooking. The physics and chemistry of the lemon meringue pie.
SCIENTIFIC AMERICAN Jun 1981 (v.244#6) pg. 194

The amateur scientist. Reflections on the rising bubbles in a bottle of beer. A look at the physics and chemistry of carbonated beverages.
SCIENTIFIC AMERICAN Dec 1981 (v.245#6) pg. 172

Why do particles of sand and mud stick together when they are wet? A look at the electric interactions between the water and the particles of sand or clay.
SCIENTIFIC AMERICAN Jan 1982 (v.246#1) pg. 174

Investigating triboluminescence, the illumination given off when sugar crystals are crushed.
SCIENTIFIC AMERICAN Jul 1982 (v.247#1) pg. 146

The physics and chemistry of brewing Middle Eastern coffee in an ibrik.
SCIENTIFIC AMERICAN Apr 1983 (v.248#4) pg. 132

Experiments on the solubility of oleic acid (a major component of olive oil) and paraffin oil in water.
SCIENTIFIC AMERICAN Dec 1983 (v.249#6) pg. 164

Measuring the strength of chemical bonds using titration calorimetry. Includes the schematic for a calorimeter circuit, thermometer circuit and probes.
SCIENTIFIC AMERICAN Mar 1996 (v.274#3) pg. 106

Sorting molecules with electricity. A plastic soap dish with a layer of agarose gel permits complex molecular mixtures to be separated by electrophoresis. Describes an experiment to determine if two plant species (with the exact same color of flower) use the same molecules as pigments.
SCIENTIFIC AMERICAN Dec 1998 (v.279#6) pg. 110

Capturing the three phases of water in one bottle. Construct a "triple-point cell" which will hold water within 0.0001 degree C of that unique temperature at which water can exist with its solid, liquid and gas phases all in equilibrium. Est. cost: $50
SCIENTIFIC AMERICAN Feb 1999 (v.280#2) pg. 98