Nasa chief economist alexander macdonald and astrobiologist pascale ehrenfreud are on. Why are humans returning to the moon, and will we get to mars within a decade? 多日前的 “ back to the future day” 给了我们最直接的答案：《回到未来》仍和30年前一样，闪闪发光！ 最后，让我们来看看一周多前这发生在世界上的一切吧！
38th Floor Bar Rescue Update (Mandala Lounge) Still Open Today?
From cutting violence in half to turning the whole economy circular, a set of optimistic predictions drawn from global experts in the world economic forum's global future. In 2011, peter thiel confronted his silicon valley peers with this observation:
