NBC
Nbc: How the Grid Powers a Continent
Read here about "The Grid," the largest machine ever built by humans. The Grid is he giant network of high-voltage power transmission wires that covers the entire United States and much of Canada.
Rudiments of Wisdom
Rudiments of Wisdom: Science
Browse this index to find fun, hand-drawn cartoons that simplify and explain many science topics, including atmosphere, evolution, fusion, static electricity, and time. Cartoons are created by engineer-turned-cartoonist, Tim Hunkin,...
Creative Science Centre
Creative Science Centre: Mobile Phone Absorption Wavemeter
An absorption wavemeter is a device which can make measurements on the strength of radio emissions and so this instrument is an essential item for investigating the mobile phone. In principle an absorption meter is a simple device that...
National High Magnetic Field Laboratory
Magnet Academy: James Joule
James Prescott Joule experimented with engines, electricity and heat throughout his life. Joule's findings resulted in his development of the mechanical theory of heat and Joule's law, which quantitatively describes the rate at which...
National High Magnetic Field Laboratory
Magnet Academy: Oscilloscope 1897
From the auto shop to the doctor's office, the oscilloscope is an important diagnostic tool. A mechanic may use an oscilloscope to measure engine function, while a medical researcher uses it to monitor heart activity.
National High Magnetic Field Laboratory
Magnet Academy: Transatlantic Telegraph Cable 1858
The main figure behind the first transatlantic telegraph knew very little about the science or engineering behind it, but was convinced that with it a fortune could be made. Read about these findings here.
National High Magnetic Field Laboratory
Magnet Academy: Jack Kilby
The integrated circuit fueled the rise of microelectronics in the latter half of the twentieth century and paved the way for the Information Age. An American engineer, Jack Kilby, invented the integrated circuit in 1958, shortly after he...
Science Buddies
Science Buddies: Career Profile: Power Plant Operator
Keeping the power moving to houses and businesses is the job of the power plant operator. Whether the power comes from hyrdroelectric, nuclear, or coal energy, the power plant operator needs to know how to keep the turbines moving. This...
Curated OER
Wikipedia: National Historic Landmarks in Massachusetts: Elihu Thomson House
Elihu Thomson (1853-1937) was an inventor and pioneer in the field of electrical engineering. Along with Thomas Alva Edison he founded General Electric. This 1889 Georgian Revival house was Thomson's home for many years; it now serves as...
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Guglielmo Marconi
(1875- ) Italian electrical engineer famous as the inventor of wireless telegraphy
Science Buddies
Science Buddies: Career Profile: Electrician
Electricians are involved in construction and maintenance. This Science Buddies site lays out the requirements needed to become an electrician, as well as the education and job description. Included are interviews with people who have...
Other
Unit conversion.org: Online Unit Converter
Need a unit converter? Links to the most common converters provide access to the answers you need quickly.
National High Magnetic Field Laboratory
Magnet Academy: Coaxial Cable 1929
As more and more American households acquired telephones, the pressure was on to create a better cable to accommodate the increasing demand. Engineers Lloyd Espenschied and Herman Affel answered the call.
TED Talks
Ted: Ted Ed: How Does an Atom Smashing Particle Accelerator Work?
An atom smasher, or particle accelerator, collides atomic nuclei together at extremely high energies, using engineering that exploits incredibly cold temperatures, very low air pressure, and hyperbolically fast speeds. Don Lincoln...
Curated OER
Smithsonian Libraries: Scientific Identity: Lee De Forest (1873 1961)
A portrait of Lee De Forest from the Dibner Library of the History of Science and Technology, made available through the Smithsonian Institution's Scientific Identity Collection.
Curated OER
Smithsonian Libraries: Scientific Identity: Walther Rathenau (1867 1922)
A portrait of Walther Rathenau from the Dibner Library of the History of Science and Technology, made available through the Smithsonian Institution's Scientific Identity Collection.
Curated OER
Smithsonian Libraries: Scientific Identity: Werner Von Siemens (1816 1892)
A portrait of Werner von Siemens from the Dibner Library of the History of Science and Technology, made available through the Smithsonian Institution's Scientific Identity Collection.
Curated OER
Smithsonian Libraries: Scientific Identity: Werner Von Siemens (1816 1892)
A portrait of Werner von Siemens from the Dibner Library of the History of Science and Technology, made available through the Smithsonian Institution's Scientific Identity Collection.
Massachusetts Institute of Technology
Mit: Inventor of the Week: George Westinghouse
This brief article on the life and contributions of George Westinghouse (1846-1914) includes a picture. Read about his air brake as well as his development of the alternating current system.
Energy for Sustainable Development
Esd Bulgaria: Kids & Energy: Energy Pioneers: David Nelson Crosthwait
A profile of David Nelson Crosthwait (1898-1976), an African-American electrical and mechanical engineer. He was considered an authority on heat transfer, ventilation and air conditioning.
State Library of North Carolina
N Cpedia: Fontana Dam
Fontana Dam, the largest dam of the Tennessee Valley Authority (TVA) system, is located on the Little Tennessee River in Graham County. Completed in 1945, it is a gravity-type concrete structure 480 feet high, 2,365 feet long, and 376...
Massachusetts Institute of Technology
Mit: Open Course Ware: Network and Computer Security
This MIT course on network and computer security covers topics such as security in multi-user distributed systems, cryptography, authentication, intrusion detection, and many other security topics.
Massachusetts Institute of Technology
Mit: Open Course Ware: Introduction to Algorithms
A complete course on algorithms presented at the college undergraduate level. The course includes video lecture, course materials, assignments and exams. Answer keys are provided for all assignments and exams.
Massachusetts Institute of Technology
Mit: Open Course Ware: Multicore Programming Primer
This is an introductory course on the fundamental design techniques used in parallel programming. The course uses popular gaming consoles to teach the different approach that is required for multicore programming.