An object is something that you can touch. A material is what the object is made from. When we choose a material, we need to select the right one for the object it will finally become. For example, ...

View Doctor Who scripts by series... Here you will find TV scripts for Doctor Who - including episodes from Eccleston, Tennant, Smith, Capaldi, and Whittaker's tenures in the iconic role. Please note ...

In our world, we have different materials like wood, metal, plastic and glass. These materials are used to make the objects we see and use everyday. Each material has special properties that make it ...

The scope of objects in Smithsonian collections is staggering—from ancient Chinese bronzes to the Star-Spangled Banner; from a 3.5 billion-year-old fossil to the Apollo lunar landing module; from the ...