As Sam Bankman-Fried’s downfall sends effective altruism into a spiral of self-doubt, the idealist quant Elie Hassenfeld is still helping Silicon Valley richies give away hundreds of millions each year.
Closing the city’s seaport will send shockwaves across global shipping. Supersize container ships pose a growing risk to bridges and other infrastructure when things go wrong.
Two cicada broods, XIX and XIII, are emerging in sync for the first time in 221 years. Birds, trees, and dirt are about to get the banquet of a lifetime.