Skittish about the stock market and credit crisis? There's another place to park your money: collectible tractors. The sector is growing like never before — it has even attracted European investors.

Electric tractors are on their way to work in rural Oregon. They are part of a project to expand electrification in the transportation sector, a demonstration to prove out operational and other ...

Scientists are working on bringing a tractor beam from science fiction to reality. The researchers are planning to use beams of electrons to create opposite charges and attract object to the beam for ...

Scientists may have discovered how to create a real-life tractor beam using electromagnetic radiation that can draw particles toward it. The result is something very akin to the tractor beam seen in ...