Dorothy Cotton never publicly spoke about her intimate relationship with King. But no woman – not even King's wife – was closer to the civil rights icon during the last years of his life.
Trump announced 'hard-hitting' new sanctions on Iran in response to the attack on a US drone. A peace studies scholar explains why sanctions rarely work.
Just like the gut, the skin and the mouth, the eye also has a collection of microbes that keep it healthy. Understanding the eye microbiome may lead to new probiotic therapies.
In the US, poverty is measured by income level. But that measure misses many other aspects of poverty – like unemployment, poor health and a lack of health insurance.
For many professional athletes, leaving their troubled neighborhoods for better resourced prep schools paved the way for success.
The US isn't the only country considering a military response to Iranian aggression.
An expert explains why war memorials with religious symbols can have different meanings in a diverse society.
President Trump has discussed firing Fed Chair Jerome Powell over the central bank's interest rate policies. Research shows this kind of political meddling is usually bad for the economy.
The more candidates that there are, the likelier it is that voters cannot come to a consensus on the best candidate.
The earliest years of children's lives represent some of the best opportunities to expand their vocabulary and language skills.
The tilt of Earth's axis as it orbits the sun results in the seasonal changes.
With fear of a diagnosis of Alzheimer's a constant concern for many seniors, they turn to supplements. A recent study suggests they'd be better off keeping their money.
Violent radicals are often described as jihadists. A scholar explains what the word means and why those using the word to justify terrorism are often misrepresenting their sources.
Every year the US burns more than 34 million tons of garbage in incinerators. These plants are major pollution sources, and most are clustered in disadvantaged communities.
Facebook claims its new cryptocurrency will bring financial inclusion and opportunity to billions, pushing cash further to the fringes. Is that a good thing?
