The American military says it was not brought down by hostile or friendly fire. Meanwhile, Israel continues strikes against ...

Overall, public R&D has a rate of return of 140-210%, they concluded. Crucially, this is a much higher estimate than the 30-70% rates of return economists calculate for private R&D, said Fieldhouse.

JavaScript is disabled in your web browser or browser is too old to support JavaScript. Today almost all web pages contain JavaScript, a scripting programming language that runs on visitor's web ...

A costly error by Chelsea goalkeeper Filip Jorgensen sparks a late collapse as Khvicha Kvaratskhelia's double gives Paris St‑Germain a three‑goal lead going into next week's Champions League last-16 ...