11/21/2000
Dr. Bortrum
Mistakes - High Tech, Low Tech
Mistakes in elections and in supersonic transport
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11/14/2000
Dr. Bortrum
Electrical Capitalism
Power transmission, Thomas Edison and the electric chair
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11/07/2000
Dr. Bortrum
Nervy Octopuses
Shark-eating octopuses and severed digits
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10/31/2000
Dr. Bortrum
Bubbles Revisited
Ultrasound and collapsing bubbles make for good chemistry
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10/24/2000
Dr. Bortrum
Truth, Memory and Gorbachev
Long term potentiation in the brain and consequences
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10/17/2000
Dr. Bortrum
Nobels, Russians and Miss America
Nobel physics prize and Russians I have known
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10/10/2000
Dr. Bortrum
Snapshot of Our Roots
Probing the early cosmos
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10/02/2000
Dr. Bortrum
Keep Out of the Sun!
Sunscreens and Ultraviolet Protection
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09/26/2000
Dr. Bortrum
Pittsburgh, Rainbows and LEDs
Blue and white light emitting diodes
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09/19/2000
Dr. Bortrum
Survivors
Mass extinctions and the survivors
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09/12/2000
Dr. Bortrum
Aging, Beer and Bones
Bone remodeling and repair
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09/05/2000
Dr. Bortrum
Other Worlds
New planets, strange old planets
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08/29/2000
Dr. Bortrum
Close Calls
Air Force A-bombs South Carolina
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08/22/2000
Dr. Bortrum
Patents and Singer the Swinger
Singer invents sewing machine
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08/15/2000
Dr. Bortrum
Tick Tock
From longitude to femtoseconds
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