Iranian President Hassan Rouhani has preached a message of moderation and cooperation – a sharp departure from his predecessor, known for his anti-West tirades.
New Iranian President Hassan Rouhani is seeking to change Iran's tone at the UN.
Speculation is afoot after the Justice Department signaled it will mostly leave to states the responsibility to regulate use. Washington State and Colorado are already working out details of legal marijuana.
The rise in suburban poverty reflects long-term demographic shifts – America is more than ever a suburban nation – as well as economic changes.
Latin America's mixed feelings about its mineral wealth.
El Salvador's clergy came out strongly against mining in 2007, condemning the environmental and social damage it can cause.
In Congo, Chinese are settling in with businesses and bargains that locals love. At one copper smelting plant, Chinese and locals work together but live apart.
Success of the Affordable Care Act could hang on whether about 2 million young and healthy Americans will buy coverage starting Oct. 1, thereby ensuring the viability of the insurance pools. It's a steep climb, made harder by Obamacare foes working to talk them out of it.
More nuclear material remains at the former Soviet nuclear test site in Kazakhstan, but collaboration between the US and Russia has locked down most of it.
Kazakhstan's industry has skyrocketed in the past 10 years. But what could that mean for the environment?
Bradley Manning's mass disclosures to WikiLeaks 'triggered an intense reaction' inside the Obama administration to squelch future leaks to journalists – and to hunt down leakers, experts say. That reaction, in turn, is stirring debate about the right balance between secrecy and transparency.
A new learning regimen requires pupils to show proficiency in 'core competencies' for each subject – with no exceptions. It's called competency-based education. Here's who's trying it and what it entails.
Advocates of competency-based learning see it as a potential game changer for higher education. The approach can make college degrees more affordable, and can assure employers that graduates have mastered a defined set of ideas and skills.
Outsized ambition undergirds a Chinese billionaire's project to create a city in a building that most residents would never need to leave.
It may not be a scientifically validated theory, but economic declines have often followed record-breaking buildings around the world.
Tall buildings are a status symbol; more than 250 taller than 650 feet are in the works across China.
Two years after Libyans ousted Muammar Qaddafi, law and order remain elusive, stymieing rebuilding efforts.
Misurata, a hero of the 2011 uprising, has rebounded quickly. But its ability to support itself – militarily, economically, politically – has strained its relations with the rest of the country.
Libya's light policing of its southern border aids illegal immigration, trafficking, and militant movements.
Data from states with 'stand your ground' laws raise questions about how notions of self-defense are evolving and whether, under such laws, race-based fears are more likely to influence juries.
Russians, Chinese, Brazilians, and others are traveling abroad as never before as the world's growing middle classes get itchy feet.
Many Europeans are finding ways to 'get away' despite the eurocrisis – but their tactics span the spectrum.
Lebanon's economy typically rides a wave of tourism every summer, but Syria's war is scaring off visitors.
Abortion bans that clearly violate Roe v. Wade get the most attention, but more subtle regulations – such as facilities upgrades and hospital admitting privileges – could end up reducing access more.
If any European country could have a US-like fracking boom, it's Poland. But optimism has waned.