
The Amateur Scientist, February 1976
Thin-layer chromatography: a convenient way of separating things that are very much alike

The Amateur Scientist, February 1976
Thin-layer chromatography: a convenient way of separating things that are very much alike

The Amateur Scientist, January 1976
How an amateur can construct a model of an enzyme molecule at modest cost

The Amateur Scientist, December 1975
Diverse topics, starting with how to supply-electric power to something that is turning

The Amateur Scientist, November 1975
How to build and work with a Skinner box for the training of small animals

The Amateur Scientist, October 1975
An amateur's version of A. A. Michelson's apparatus for measuring the speed of light

The Amateur Scientist, September 1975
Electronic stratagems are the key-to making a sensitive seismometer

The Amateur Scientist, August 1975
Graphs that predict when planets will line up with another planet or the sun

The Amateur Scientist, July 1975
Among other things, a greenhouse shade that re-creates the lighting of the Tropics

The Amateur Scientist, June 1975
Diverse topics, from enhanced astronomical photographs to an ingenious electric motor

The Amateur Scientist, May 1975
Making a refractometer for the identification of liquids

The Amateur Scientist, April 1975
An amateur undertakes the ultimate in mechanical precision, a ruling engine

The Amateur Scientist, March 1975
The ultimate in sailing is a rig without a hull.

The Amateur Scientist, February 1975
The pleasures and problems of raising snails in the home

The Amateur Scientist, January 1975
A high school student builds a recording spectrophotometer

The Amateur Scientist, December 1974
Hang gliding, or sky surfing, with a high-performance low-speed wing

The Amateur Scientist, November 1974
Of cross-staffs, paraboloids, sun viewers and other useful tools and experiments

The Amateur Scientist, October 1974
Electrostatic motors are powered by the electric field of the earth

The Amateur Scientist, September 1974
A venerable clock is made highly accurate by equipping it with quartz-crystal works

The Amateur Scientist, August 1974
An air flash lamp advances color schlieren photography

The Amateur Scientist, July 1974
The polariscope as a measuring instrument and as a means of creating objects of art

The Amateur Scientist, June 1974
An unusual kind of gas laser that puts out pulses in the ultraviolet

The Amateur Scientist, May 1974
A plotting device for predicting the orbit of an earth satellite

The Amateur Scientist, April 1974
Curious bubbles in which a gas encloses a liquid instead of the other way around

The Amateur Scientist, March 1974
A new kind of spectrohelioscope for observing solar prominences