Heat waves aren’t just a source of discomfort. They’re the nation’s deadliest weather hazard, accounting for a fifth of all deaths caused by natural hazards in the U.S.

Most of the time, low-income people who live in cities...

City streets and sidewalks in the United States have been engineered for decades to keep vehicle occupants and pedestrians safe. If streets include trees at all, they might be planted in small sidewalk pits, where, if constrained...

Cuando vencí la fobia a los aviones, decidí recuperar el tiempo perdido recorriendo el mundo todo lo que pude.

De manera que, en el curso de una...

As voters prepare to cast their ballots in the November midterm elections, it’s clear that U.S. voting is under electronic attack. Russian government hackers probed some states’ computer systems in the runup to the 2016 presidential...

If you lose an election to an opponent because an interest group runs ads based on false information against you, is the election result legitimate?

The 2016 presidential election featured a Russian troll farm that used fake social media accounts to try to turn voters against Hillary...

Fifty years ago – in September 1968 – the legendary rock band Led Zeppelin first performed together, kicking off a Scandinavian tour billed as the New Yardbirds.

The new, better name would come later that fall, while drummer...

A few years ago, Venezuela seemed to be setting the standard for social welfare in the region.

In 2015, the United Nations recognized Venezuela as having made the most advances in the fight against hunger in the Latin American and Caribbean region. National rates of poverty and inequality declined under President Hugo Chávez from the early...

People with severe burns, bedsores or chronic diseases such as diabetes are at risk for developing wounds known as cutaneous ulcers, which can extend through multiple layers of the skin.

Apart from being extremely painful, these wounds can lead to serious, sometimes deadly, infections or amputations....

We now know what history going up in flames looks like.

On Sept. 2, the National Museum of Brazil lit up Rio de Janeiro’s night sky. Perhaps started by an errant paper hot air balloon landing on the roof or a short circuit in a laboratory, the...

Por años, los migrantes centroamericanos han estado al centro de lo que varios gobiernos estadounidenses han llamado “la crisis migratoria”.

Cada...