On March 24, 1980, the archbishop of San Salvador was shot inside his own church in a deliberate, cold-blooded murder that shocked the world.

Now, almost 40 years later, the Catholic Church is preparing to make the slain religious leader a saint. In early March, Pope Francis approved a miracle attributed to Monsignor Oscar Arnulfo Romero –...

At its height in the 1940s and ‘50s, polio paralyzed more than 35,000 Americans every year. But thanks to vaccines as well as good hygiene and sanitation practices, polio has largely been forgotten in the developed world.

Now, even in...

Federal ethics lawyers determined earlier this month that White House adviser Kellyanne Conway violated the Hatch Act, which prohibits a variety of political activities by federal employees. During two television appearances last year, Conway, a Republican, had encouraged Alabama voters to vote against the Democratic senate candidate in a special...

Is it time to give up on social media? Many people are thinking about that in the wake of revelations regarding Cambridge Analytica’s questionable use of personal data from over 50 million Facebook users to support the Trump campaign. Not to mention the troubles with data theft, trol...

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Iris López tenía 18 años cuando en 1942 comenzó a...

Leer en español.

In 1942, 18-year-old Iris Lopez, a Mexican-American woman, started working at the Calship Yards in Los Angeles. Working on the home front building Vi...

You probably know about the 23 pairs of chromosomes safely stowed in your cells’ nuclei. That’s where the vast majority of your genes can be found. But there are 37 special genes — a very tiny fraction of the...

Neighborhoods struggling with physical decline and high crime often become safer simply when local residents work together to fix up their neighborhood.

My colleagues and I at the Univers...

The market for energy storage on the power grid is growing at a rapid clip, driven by declining prices and supportive government policies.

Based on our research on the operation and costs of electricity grids, especially the benefi...

Despite legitimate concerns about the effects of placing school resource officers in the nation’s schools, the reality is having these officers on a school’s campus can literally save lives and avert tragedy.

That...