It can be difficult to assess whether a seemingly healthy item is actually ultra-processed, but these two tests can help you find out.

A resurrected ancient enzyme is helping scientists test how reliably Earth’s oldest rocks record signs of life.

What began as a volunteer moment in a medical school ultrasound class turned into a life-changing discovery for Hannah Schultz — reshaping her future career path.

Of all the skin-care and cosmetics products I recently bought online that turned out to be counterfeit, expired, used, or otherwise problematic, the one that still makes me squirm ...

Their makers claim they can detect dozens of cancer types — but some scientists say they could be missing many cancers or delivering the wrong diagnosis.

It’s important to follow guidance on prostate-specific antigen screening that maximizes benefits and minimizes potential harms such as overdiagnosis and overtreatment.

On March 13, 1968, 320 gallons of VX nerve agent spilled into Skull Valley Utah. The following day, over 6,000 sheep were dead, exposing the Military's use of illegal chemical weapons.

Acknowledge the past. Repair the present. Build a future of dignity and justice. The transatlantic trade in enslaved Africans, which operated between the fifteenth and late nineteenth centuries, ...

Checking up on the claims of water filter makers can be a discomfiting maze. Here's how to verify independent water filter ...

Department of Chemical and Biomolecular Engineering, University of Pennsylvania, Philadelphia, Pennsylvania 19104, United States Department of Bioengineering, University of Pennsylvania, Philadelphia, ...