Brazil could see a return to the dark days of the military dictatorship.
In Brazil, a record 1,237 black women will stand for office in Sunday's general election. As in the US, their campaigns reflect deep personal concern about rising racism and sexism in politics.
Up to 5,000 refugees flee hunger and chaos in Venezuela each day – a migrant crisis rivaling Syria's. Most arrive to poor South American border cities that are dangerously unprepared for the influx.
Brasília was designed to be a just and inclusive city, but it still failed. Can Egypt's new capital avoid the same mistakes?
Fleeing economic collapse, around 2.3 million Venezuelans have left the country over the past few years.
It's a comforting falsehood that once an artifact joins a museum's collection, it's safe for eternity. Museums face many foes in the fight to preserve – a lack of funds might be the biggest.
A dejected public and a crowded, unpopular field of candidates make for an unhappy election.
In the name of global development, the silent genocide of one of Brazil's largest ethnic groups is taking place.
There would be many benefits from a national school food program, including a chance to teach children healthy eating habits that could last a lifetime. Why can't it happen?
Merchants from Brazil, Cuba, North America and the British West Indies traded goods grown by slaves on plantations, for more slaves.
Venezuela recently devalued its bolivar by 95 percent to tame rabid hyperinflation that has been sending prices on everyday goods through the roof. If history is a guide, it won't work.
Cheap Venezuelan oil boosted Nicaragua's economy and funded President Daniel Ortega's many anti-poverty programs. With Venezuela in crisis, the oil has dried up – as has support for Ortega's regime.
Only a couple of months until the elections, the frontrunner is behind bars and the economic agenda of the next government is anyone’s guess.
The Amazon's largest dam is nearly complete. But the social and environmental costs of huge hydropower projects are just not worth it.
In the 70s, Whitlam tried to build new, big cities. But this was too costly. Now the most viable solution for Australia's population woes is to make existing cities bigger.
As Brazil's black women become more conspicuous and powerful, they are bullied and threatened in social media's modern-day pillory.
Armadillos and humans are linked in the strangest of ways. Armadillos are the only other species known to get leprosy. A surge in cases in Brazil gives reason for concern there and in the US.
The Law and Order Index says South Africans feel less secure than people in Yemen, the DRC and Libya, countries all affected by violent conflict.
Brazil's evangelical Christians are an increasingly powerful political force. These conservative, faith-based voters are now backing a divisive firebrand known for racist remarks for the presidency.
Data scientists mapped the online behavior of Facebook users in Brazil, the US and Argentina. The result is a startling visual portrayal of just how deeply polarized these nations have become.