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Can we ditch dark energy by better understanding general relativity?
A renewed suggestion that dark energy may not be real — dispensing with 70% of the stuff in the univ...
When a river is a person: from Ecuador to New Zealand, nature gets its day in court
In the early 2000s, the idea of giving legal rights to nature was on the fringes of environmental le...
Colombia’s FARC rebels have rebranded as a political party – now they need a leader
Ever since Colombia signed its fragile, contested peace agreement with the Revolutionary Armed Force...
Fight or flight? For young people in Venezuela, that is the question
Leer en español.Daily marches against the government of Nicolás Maduro are in their third month, wit...