Rep. Alexandria Ocasio-Cortez promised a revolution in the Democratic Party, pledging that other young progressives would soon join her lead in pushing out old, white, centrist incumbents. She seems to have won a key battle…

Image copyright Getty Images Image caption Brazil provides more than a quarter of EU beef imports Up to one-fifth of Brazil's soya exports to the European Union may be "contaminated" by illegal deforestation, a study…

Image copyright AFP Image caption All 176 people on board were killed Iran has sent the black box of a Ukrainian passenger plane which was accidentally downed in Tehran earlier this year to France.All 176…

Image copyright Reuters / AFP Twitter has confirmed hackers made use of tools that were supposed to have only been available to its own staff to carry off Wednesday's hack attack.The breach saw the accounts…