Is there any difference between high temperature bearing and ordinary bearing?

Is there any difference between high temperature bearing and ordinary bearing?

The difference between high-temperature bearings and ordinary bearings is mainly the material. High temperature resistant bearings mainly use high temperature steel materials, while ordinary deep groove ball bearings mainly use bearing steel...
Iran Developed The Newest Robot That Walks, Writes, And Takes Selfies

Iran Developed The Newest Robot That Walks, Writes, And Takes Selfies

It is reported that robot experts from the University of Tehran have developed the fourth-generation Surena humanoid robot. The fourth-generation Surena is 1.7 meters tall and weighs 68 kg. It has 43 degrees of freedom (DOF), of which 12 add...