When we think of ancient Egypt, we often imagine huge pyramids, gold-laden tombs, and grand temples. But beyond the ...

An curved arrow pointing right. NASA Chief Scientist Dr. Ellen Stofan breaks down a series of everyday objects that are a result of NASA technologies. To find out about more everyday items ...

Another property of a material is what it’s made of such as wood, metal, plastic, stone,or glass. Objects and materials can be sorted into groups based on the properties they have in common. Objects ...