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Fire lighted the night for many centuries before humans discovered new ways to illuminate their lives.

Two years after Englishman John Ambrose Fleming invented a two-electrode vacuum tube, American inventor Lee De Forest one-upped him by developing a tube with three electrodes.

Acoustics, variable resistance and allegations of foul play contribute to the exciting story of the invention of the telephone.

To understand a bubble chamber, picture the long, white streak an airplane leaves in its wake.

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.

English chemist Sir William Crookes (1832 – 1919) invented the Crookes tube to study gases, which fascinated him. His work also paved the way for the revolutionary discovery of the electron and the invention of X-ray machines.

A cyclotron is a machine that accelerates charged particles to high energies.

Odd though it seems today, when Thomas Davenport was selling one of the first electric motors way back in the 1830s, nobody was buying.

French physician Guillaume Benjamin Amand Duchenne invented a device that electrically stimulates muscles. The apparatus gave him new insight into neuromuscular disorders, earned him the epitaph of "father of electrotherapeutics," and entertained the courts of Europe.

The first compass was used not to point people in the right direction literally, but figuratively.

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