Articles Index
Alexander Graham Bell - First Telephone Patent
See the original patent for the telephone issued to Alexander Graham Bell.
How a Telephone Works
Have you ever wondered how a telephone works, it is an invention that most of us use everyday, yet few of us know how a telephone works.
Valentine Day Special - Heart Shaped Patents
Valentine inventions - heart shaped patents for romance.
The Inventions and Scientific Achievements of Benjamin Franklin
Benjamin Franklin invented the lightning rod - iron furnace stove - bifocal glasses and odometer - sp Ben Franklin.
Thanksgiving Day - Wacky Patents
Wacky patents for Thanksgiving themed inventions.
Logo Designs - Thanksgiving Day Themes
Famous logos trademarked with a Thanksgiving Day flair.
History of Airships and Balloons
The history of dirigibles - airships - zeppelins - blimps and balloon flight.
Tesla - Photos, Illustrations & Drawings of Inventions
Photos illustrations and drawings of inventions belonging to Nikola Tesla
Shamrock Related Patents and St Patrick's Day Publicity Stunts
Inventions connected to shamrocks and St Patrick's Day publicity stunts
Photo Gallery - Gramophone & Emile Berliner
Picture of Emile Berliner gramophone
Variable Velocity Bullets
Rusi Taleyarkhan and team invented variable velocity bullets - view stungun.
Inventions Using Nanotechnology
Nanotechnology is changing every industrial sector - view nanotechnology inventions.
History of the Depth Charge
The depth charge is a weapon used by ships or aircraft to attack submerged submarines - developed by the British for use against German submarines.
How a Battery Works
Learn how a battery works and what the different types of batteries are.
How a Photovoltic Cell Works
How a photovoltic cell works
The History of Theme Park Inventions
The history behind circus, theme park, and carnival inventions including roller coasters, carousels, ferris wheels, trampoline and more.
Granville Woods - Patents & Photos
Photos of the inventions of Granville Woods.
Drawing and Description of Bessie Blount's Invention
A drawing of the invention made by Bessie Blount - Physical therapist Bessie Blount worked with injured soldiers and her war service inspired her to patent a device that allowed amputees to feed themselves.
Otis Boykin invented an improved electrical resistor
Otis Boykin invented an improved electrical resistor used in computers radios television sets and a variety of electronic devices.
Wacky Halloween Patents
See amazing inventions patented in service of Halloween - bats and pumpkins.
Wacky Halloween Patents - Halloween Masks
See amazing inventions patented in service of Halloween - Halloween mask and ghoul mask.
The History of the Paper Punch
The history of the humble paper punch aka hole punch and you wondered how would you punch holes in paper without one.
Lesson Plan - Build a Submarine
Lesson plan on how to build your own submarine simulation.
Physics Illustrations
View a Slinky in motion - Richard and Betty James invented the slinky.
How to Make a Kaleidoscope
Plans to make a kaleidoscope from easy to find materials