If Senate Republicans are true to their word, the next president of the United States will nominate Justice Antonin Scalia’s replacement.

Given the age of several other members of the Supreme Court and rumors of others’ retirement, it is likely the next president will make as many as four nominations.

This potentially dramatic change in...

We’ve heard the predictions of how greenhouse gas emissions will drive changes in the temperatures and precipitation people experience. But how these changes affect the world’s forests...

Before the shooting in Dallas that took the lives of five police officers and the one in Baton Rouge that resulted in the deaths of three more, Black Lives Matter had begun to gain traction.

Among other things, the movement contributed to the introduction of body cameras for the police in some jurisdictions, and led to the resignation of the...

France has been hit by a third terrorist attack against soft targets in 18 months.

The first came in January 2015, when the Charlie Hebdo attacks killed 12 journalists and eight others.

The second was the November 13 attacks that took the lives of scores of people enjoying a Friday night out in Paris.

And then, on Bastille Day 2016, an attack that...

About 75% of HIV-infected people in sub-Saharan African between the ages of 15 and 24 are women. Many factors play a role in this gender imbalance. These include gender-based social disparity and a high prevalence of intergenerational sexual partnerships....

Speaking at the Republican National Convention on Tuesday evening, Donald Trump Jr. offered a harsh critique of the American education system:

“Our schools used to be an elevator to the middle class; now they’re stalled on the ground floor. They’re like Soviet-era...

Aside from repealing the Affordable Care Act, Donald Trump’s website gives only a few details for his health care policy, one of the most important issues facing Americans. He argues that “Obamacare” has resulted “in runaway costs, websites that don’t work, greater rationing of care, higher premiums, less competition...

Ella Fitzgerald sang that “into each life some rain must fall,” but it has felt like torrents of grief have fallen upon us in recent months. We all experience hardships and stress, and we are all very well-acquainted with that pit that forms in our stomach when nervousness takes...

Whether it’s by coincidence or causation, the financial collapse of 2008 and 2009 has resulted in growing angst over income inequality.

Millions of workers disappeared from the workforce and have yet to return. This has magnified the gap between households at one end of the income spectrum and the other.

While this growing concern over the...

How does the architecture of our brain and neurons allow each of us to make individual behavioral choices? Scientists have long used the metaphor of government to explain how they think nervous systems are organized for decision-making. Are we at root a democracy, like the U.K....