For its 250th birthday, it is worth remembering some of the greatest contributions that the US has made to humankind.

Homework for Dominic Brigstocke, the director of “Horrible Histories: The Movie – Rotten Romans,” included watching Monty Python and speaking to “Blackadder” co-creator Richard Curtis as he and the ...

The downside is that nobody has a handle on all of these activities or can realistically estimate their social or economic dividends. Some large projects benefit from major government research funding ...