A century of tragedy: How the car and gas industry knew about the health risks of leaded fuel but sold it for 100 years anyway

Bill Kovarik, Radford University

Burning leaded gasoline releases toxic lead into the environment, and for 100 years people around the world have been dealing with the health effects. How did a century of toxic fuel come to be?

Colorful sweets may look tasty, but some researchers question whether synthetic dyes may pose health risks to your colon and rectum

Lorne J. Hofseth, University of South Carolina

Sixty percent of the Standard American Diet consists of ultra-processed food, which isn’t great for colon health. Researchers are looking into whether artificial food colors play a role.

Medical examiners and coroners have borne a heavy burden during the COVID-19 pandemic and have often felt invisible and unsupported

Staci Zavattaro, University of Central Florida

Death care workers are at high risk for burnout as well as depression and other mental health concerns.

Buddhist nuns and female scholars are gaining new leadership roles, in a tradition that began with the ordination of Buddha’s foster mother

Jue Liang, Denison University

Traditionally, Buddhism has been opposed to women taking on leadership roles. However, nuns in many Buddhist-majority countries are challenging the patriarchal rules.

Bosnia’s endless crisis could be solved by letting it break apart peacefully

Timothy William Waters, Indiana University

The Dayton accords in 1995 ended years of ethnic warfare in Bosnia, but more than 25 years later, the peace is holding but little else is. Serbian President Milorad Dodik wants out.

How Elon Musk can save big on taxes by giving away a ton of his Tesla stock

Eric James Allen, University of California, Riverside

Giving away stock that has soared and that the donor has owned for at least a year makes the biggest dent in what share the IRS takes.

Many global charities refrain from ‘poverty porn’ imagery to raise money from donors, but stereotypes still distort their pictures

Abhishek Bhati, Bowling Green State University

These photos tend to oversimplify the issues that cause poverty and the suffering of poor people in low-income countries.

Quitting your job or thinking about joining the ‘great resignation’? Here’s what an employment lawyer advises

Elizabeth C. Tippett, University of Oregon

A record number of Americans are quitting their jobs. But before you opt to join them, you should consider the risks and costs.

How can scientists update coronavirus vaccines for omicron? A microbiologist answers 5 questions about how Moderna and Pfizer could rapidly adjust mRNA vaccines

Deborah Fuller, University of Washington

The new omicron variant of coronavirus has a number of mutations that may require manufacturers to update vaccines. The unique attributes of mRNA vaccines make updating them fast and easy.

An expert draws 7 lessons about US gun laws from the murder of Ahmaud Arbery and the Rittenhouse verdict

John Donohue, Stanford University

Spoiler alert: Stolen guns arm criminals, and limiting gun carrying outside the home reduces violent crime.

Today’s graphic

From the story, In the fight against climate change, China is doing more than you think – but still not enough