High-speed rail | Definition, History, Technology, Development, & Facts
History The first high-speed rail was Japan’s 515-km (320-mile) Shinkansen line connecting Tokyo and Ōsaka, inaugurated in advance of the 1964 Summer Olympics. Its inauguration was greeted by widespread international…
Research and Development (R&D) Expenses: Definition and Example
What Are Research and Development (R&D) Expenses? Research and development (R&D) expenses are the money companies spend on innovation and improving their products, services, technologies, and processes. R&D is a…