Black police officers aren't colorblind – they're infected by the same anti-Black bias as American society and police in general

US is spending record amounts servicing its national debt – interest rate hikes add billions to the cost

Limits to computing: A computer scientist explains why even in the age of AI, some problems are just too difficult

Does this cause cancer? How scientists determine whether a chemical is carcinogenic – sometimes with controversial results

Why are there prisons? An expert explains the history of using 'correctional' facilities to punish people

How evangelicals moved from supporting environmental stewardship to climate skepticism

US debt default could trigger dollar’s collapse – and severely erode America’s political and economic might

Meet Bayard Rustin, often-forgotten civil rights activist, gay rights advocate, union organizer, pacifist and man of compassion for all in trouble

Sheriffs who see themselves as ultimate defenders of the Constitution are especially worried about gun rights

Brazil's economic challenges are again Lula's to tackle – this time around they're more daunting

U.S. visitor visa interviews: What you need to know

If you're planning to travel to the United States this year, the State Department recommends planning ahead for any visas.

'Acts that defy humanity:' 3 essential reads on police brutality, race and the power of video evidence

FDA advisory committee votes unanimously in favor of a one-shot COVID-19 vaccine approach – 5 questions answered

LA's long, troubled history with urban oil drilling is nearing an end after years of health concerns

Power struggles in nature can be more subtle, nuanced and strategic than just dog-eat-dog

Independent voters can be decisive in elections – but they're pretty unpredictable, not 'shadow partisans'

Rural Americans aren't included in inflation figures – and for them, the cost of living may be rising faster

It shouldn't seem so surprising when the pope says being gay 'isn't a crime' – a Catholic theologian explains

Beavers and oysters are helping restore lost ecosystems with their engineering skills – podcast

Prince Harry's kill count revelation could spark important discussions about war's effects on soldiers

People blame and judge parents for children's heavier weights

How California's ambitious new climate plan could help speed energy transformation around the world

Debates over sacred images in the Byzantine Empire show why it's hard to appease any side

What's effective altruism? A philosopher explains

Ukraine has a mixed record of treating its citizens fairly – that could make it harder for it to maintain peace, once the war ends

Defending Ukraine: Hospitallers

This installment in a series focuses on a group of volunteer paramedics who respond to the medical needs of civilians and soldiers.

US will give military tanks to Ukraine, signaling Western powers' long-term commitment to thwarting Russia

Standing with the people 2 years after Burma coup

Two years after its coup, the military regime in Burma continues to carry out a brutal campaign of violence against its own people.

COVID-19 deaths in the US continue to be undercounted, research shows, despite claims of 'overcounts'

Calls for Pope Benedict's sainthood make canonizing popes seem like the norm – but it's a long and politically fraught process