Mysteries of Science
Dr. Gilleo
Mysteries of Science are written by Dr. Ken Gilleo. Dr. Gilleo is a chemist, inventor, and general problem solver. Ken has been tracking industrial forensics and collecting case histories for decades.
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Innovative Impromptu Air Conditioning
Innovative Impromptu Air Conditioning
One July the chiller at an old factory was using more electricity than normal. What was causing the chiller to use more electricity?
Mysteries of Science

Epoxy Resin and the Red Gas Cloud
Epoxy Resin and the Red Gas Cloud
A chemist mixed epoxy and a catalyst that caused an overheated reaction producing a reddish gas cloud. What caused this reaction?
Mysteries of Science

Danger on the Adhesive Coating Line
Danger on the Adhesive Coating Line
A plant worker adjusting rollers on an adhesive line suddenly began to act strangely. What caused the worker's spaced out appearance?
Mysteries of Science

Recurring Transmitter Failure - Disconnected Transcript
Recurring Transmitter Failure - Disconnected Transcript
A radio installation on a hilltop suddenly stopped working reliably. What was causing the transmitter to periodically fail?
Mysteries of Science

Mysterious Drop In Production Yield
Mysterious Drop In Production Yield
A factory manufactured membrane switches. After installing exhaust fans the yield dropped. What was causing this decrease in production?
Mysteries of Science

Brighter Chrome on the Third Shift
Brighter Chrome on the Third Shift
Why was one third shift operator at a plating shop producing parts with a superior chrome finish compared to the other two shifts?
Mysteries of Science

The Puzzling Z-Axis Adhesive
The Puzzling Z-Axis Adhesive
A new type of z-axis conductive adhesive was mysteriously switching on and off. The cycle was endlessly repeated. What was the cause?
Mysteries of Science

Resistor Values off the Mark
Resistor Values off the Mark
Suddenly values for screened resistors on ceramic circuits were way too high. What caused the sudden high values?
Mysteries of Science

Mysterious Flickering Lights
Mysterious Flickering Lights
Main Street's neon lights would flicker off and on but always after midnight. What was causing these mystery lights to go on and off?
Mysteries of Science

The Hot Chip Scale Package
The Hot Chip Scale Package
A team building the world's first high-density Chip Scale Package needed to get it out the door. It was still hot when it shipped.
Mysteries of Science