From Jenna Orkin The Ukrainian leadership is preparing to bring Crimea back Did the CIA Betray Nelson Mandela? Jeffrey Sachs’s Great-Power Politics Population Explosion of Canadian “Super Pigs” Could Spread Into the Northern U.S. NYC sells $200M of COVID supplies for only $500K The sun is about to get more active than it has for a decade — and it could lead to power outages, grounded flights, and stunning auroras Artificial sweetener linked to higher heart attack risk, study says Blizzards push California snowpack to nearly twice normal levels China, saying it can mediate on Ukraine, hosts Putin’s ally Lukashenko Ford wants to allow your car to lock you out — and even drive itself to an impound lot or scrapyard — if you miss payments