Coursera and Udemy, two major online learning companies, have finalized their merger, first announced in December. Leaders say combining forces will save the companies $115 million in operating costs ...

Udemy is an online learning platform with more than 100,000 video courses. Some courses are free, but all are relatively inexpensive. Students receive guidance from an experienced instructor and have ...

From a single gold coin's journey through the centuries, to an ingenious screw that changed engineering, the extraordinary stories behind 100 of the most significant and intriguing artefacts in US ...

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, ...

Fran: I am looking at my reflection. When light from an object is reflected by a surface, it changes direction - it bounces off the surface. So, if we shine this light onto this mirror, then we can ...

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 ...