Trayvon Martin. Michael Brown. Eric Garner. Sandra Bland. Renisha McBride. Martese Johnson. And now Tyrone Harris.

All these names remind us how precarious black lives can be. Martin, Brown and Garner were...

In the 1960s, I knew people who, before going on vacation, would take their dogs to a shelter to be euthanized. They reasoned that it was cheaper to have a dog euthanized – and buy a new one upon...

When the US Congress finally agreed in June to give the president fast-track negotiating authority, many trade supporters hoped that the final obstacle to completion of the Trans-Pacific Partnership (TPP) had been breached. This agreement, currently...

A year ago, I received a phone call: an American citizen had been infected with Ebola virus disease while serving as a medical missionary in Liberia. Would Emory University Hospital accept this patient for treatment?

Of...

As climate change melts the ice in the Arctic, areas that had previously been closed in the Arctic Ocean are becoming available to fishing. Five countries bordering the Arctic – Canada, Russia, the...

Peaceful demonstrations designed to mark the one-year anniversary of the killing of Michael Brown by a Ferguson, Missouri police officer turned violent on Monday.

With the benefit of hindsight it is clear that conditions there – and in many similar...

The fate of the nuclear deal with Iran appears to be in some jeopardy.

Key democrats in Congress – most notably New York Senator Chuck Schumer – have recently announced that they would...

Ebola is on the run: the number of cases dipped below 10 a week recently, and a few days ago investigators announced in the prestigious journal The Lancet that a new Ebola vaccine was “100%...

The value and planned release of Iran’s frozen foreign assets have become hot political topics in both Tehran and Western capitals.

Yet few observers, it seems, have a clear idea how much is likely to be...

Current conditions in the West demonstrate that our US fire management system is struggling and approaching a state of crisis. Spending on fighting fires has climbed dramatically since the 1990s. And there is...