What is the future of the human presence in space? How might things be different if there had not been a Cold War and a Space Race? What does humanity gain by venturing into our solar system...and beyond?

What would the Civil Rights movement in the USA have been like if Martin Luther King, Jr. had not been motivating change? How does the legacy of the American Civil War still affect the American democracy?

A series of battles in France had an impact on modern day Europe and the fates of three countries down to our modern century. What might have happened if Richard the Lionheart had not been wounded? Or Philippe Auguste of France had fled the battlefield?

A famous scientist wrote the President of the United States, and the face of war, and our world, was changed forever. How and why did humanity develop a weapon capable of almost total destruction?

The choices that Kong Qui, known in the West as Confucius, made during his career as a civil servant and administrator influenced an entire civilization. What if Kong Qui had been as opportunistic and corrupt as other officials? How might the fate of China and its worldview be changed?