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BIOLOGY entries in Index to How To Do It Information
Norman Lathrop Enterprises  
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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.

sa   BIRD
sa   PLANT
sa   WORM

Collecting and keeping microscopic organisms.
BOYS' LIFE Jan 1969 (v.59#1) pg. 40

Berlese separator, a device that will force the animals and insects in a soil sample into an alcohol preservative.
BOYS' LIFE Apr 1970 (v.60#4) pg. 47

Make a waterscope for viewing the world beneath the surface of a lake, pond or stream.
BOYS' LIFE Jul 1971 (v.61#7) pg. 48

How to grow colonies of bacteria.
BOYS' LIFE Nov 1972 (v.62#11) pg. 5

The brains of men and machines. Part 1. Biological models for robotics. Introduction to concepts of the human brain and its simulation in robotic mechanisms.
BYTE Jan 1978 (v.3#1) pg. 11

The brains of men and machines. Part 2. How the brain controls outputs.
BYTE Feb 1978 (v.3#2) pg. 84

The brains of men and machines. Part 3. How the brain analyzes input.
BYTE Mar 1978 (v.3#3) pg. 74

The brains of men and machines. Part 4. The machinery of emotion and choice.
BYTE Apr 1978 (v.3#4) pg. 66

Animation in computer-assisted instruction. Includes a BASIC program which generates a visual display of DNA replication.
BYTE Jul 1981 (v.6#7) pg. 358

Biomechanics cinematography. An introduction to this method for analyzing and interpreting athletic performance.
INDUSTRIAL PHOTOGRAPHY Feb 1982 (v.31#2) pg. 43

Unlocking the secrets inside a clam shell. How to slice (section) clam shells and mount them for investigation.
LAPIDARY JOURNAL Nov 1982 (v.36#8) pg. 1390

Simulating the human brain using CMOS inverters. Circuits include a novel "neuron-like" A/D converter.
MODERN ELECTRONICS [2] Jul 1986 (v.3#7) pg. 68

Adventures with circadian rhythms. Easy-to-build circuits let you study how living organisms react to changes in normal environment.
POPULAR ELECTRONICS [2] Feb 1999 (v.16#2) pg. 41

Space horticulture. A collection of circuits and experiments to study the growing of plants in an artificial environment, such as a space craft. Part 1.
POPULAR ELECTRONICS [2] Aug 1999 (v.16#8) pg. 70
Correction POPULAR ELECTRONICS [2] Oct 1999 (v.16#10) pg. 16

Space horticulture. Part 2.
POPULAR ELECTRONICS [2] Sep 1999 (v.16#9) pg. 73

How to deliver a baby.
SCIENCE & MECHANICS Jun 1965 (v.36#6) pg. 31

The role of capsaicin in carcinogenesis. Description of a sophisticated science fair project in biochemistry.
SCIENCE PROBE! Oct 1991 (v.1#4) pg. 103

Experiments in photoaxis, the response of organisms to changes in illumination.
SCIENTIFIC AMERICAN Oct 1964 (v.211#4) pg. 128

How to isolate microorganisms that secrete antibiotics from samples of topsoil.
SCIENTIFIC AMERICAN Nov 1965 (v.213#5) pg. 124

How to cultivate the slime molds and perform experiments on them.
SCIENTIFIC AMERICAN Jan 1966 (v.214#1) pg. 116

How to record and listen to the electrical signals produced by microscopic animals.
SCIENTIFIC AMERICAN Feb 1966 (v.214#2) pg. 120

Experiments with animal cells living in tissue culture.
SCIENTIFIC AMERICAN Apr 1966 (v.214#4) pg. 122

Building miniature, short-range transmitters of the type often used in biomedicine. Applications shown include (1) temperature-sensing, (2) pressure-sensing, (3) long-range animal tracking, (4) pH sensing, and (5) a passive transmitter.
SCIENTIFIC AMERICAN Mar 1968 (v.218#3) pg. 128

How to study antigens and antibodies by their diffusion pattern in agar. A simple experiment that amateurs can perform to investigate the chemistry of biological immunity.
SCIENTIFIC AMERICAN Sep 1969 (v.221#3) pg. 249

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 study the life of a pond. Details of a limnological study that was a prize-winning Science Fair project.
SCIENTIFIC AMERICAN Mar 1970 (v.222#3) pg. 131

An observatory (Benthobservatory) built in the middle of a pond, with waterproof windows in the walls, provides a good view of aquatic animals and plants. Built of plywood, covered with fiberglass, and attached to a concrete base. Entry is through a roof hatch.
SCIENTIFIC AMERICAN Oct 1972 (v.227#4) pg. 114

How an amateur can construct a model of an enzyme molecule that is both skeletal and space-filling.
SCIENTIFIC AMERICAN Jan 1976 (v.234#1) pg. 124

The amateur scientist. All about phosphenes, those luminous patterns that appear when the eyes are closed and pressed with your fingers.
SCIENTIFIC AMERICAN May 1981 (v.244#5) pg. 174

How to observe visual artifacts (also known as "floaters" or entoptic phenomena) that result from blood cells in front of the retina.
SCIENTIFIC AMERICAN Apr 1982 (v.246#4) pg. 150

A computer program that allows the best answer to evolve. Understanding and writing a simple genetic algorithm and using it in some experiments.
SCIENTIFIC AMERICAN Jul 1992 (v.267#1) pg. 114

Neurons for computers. Introduction to the creating and training of computer models of artificial neural networks.
SCIENTIFIC AMERICAN Sep 1992 (v.267#3) pg. 170

Biodiversity in your backyard. Systematic inventories of the plant species which occupy a 16-meter square area shows how to construct species-area curves.
SCIENTIFIC AMERICAN Jan 1993 (v.268#1) pg. 150

Teaching a few simple tricks to the lowly fruit fly. How to teach insects to respond to an odor by raising some fruit flies and testing them in a simple wind tunnel.
SCIENTIFIC AMERICAN Mar 1993 (v.268#3) pg. 106

Creating biological oscillators from fireflies. Artificial (electronic) fireflies synchronize their flashes as each is affected by the other's blinking (just as real fireflies do in nature).
SCIENTIFIC AMERICAN Dec 1993 (v.269#6) pg. 128

Genetically altering Escherichia coli (E coli). Experimenting with DNA alteration by inserting a gene for resistance to penicillin into the bacterium.
SCIENTIFIC AMERICAN Jun 1994 (v.270#6) pg. 108

Measuring the metabolism of small organisms, like insects, using a Warburg apparatus which you build yourself.
SCIENTIFIC AMERICAN Dec 1995 (v.273#6) pg. 102

Build a micromotion detector that can count insect heartbeats. Relies on the use of minuscule magnets and a sensitive Hall effect transducer. Est. cost: $40.
SCIENTIFIC AMERICAN Aug 1996 (v.275#2) pg. 96

Techniques for exploring the life in a small pond. Includes instructions for constructing a light-baited trap, a grappling hook, and a dredge net for specimen collection.
SCIENTIFIC AMERICAN Sep 1996 (v.275#3) pg. 169

Amateur biotechnology. Extracting and purifying DNA from plant cells in your own kitchen using ordinary household products.
SCIENTIFIC AMERICAN Sep 1998 (v.279#3) pg. 96

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