Wang Li (Cyclist)

Many Catholic health systems, which are tax-exempt, pay their executives millions and can charge some of the highest prices around — while critics say they scrimp on commitments to their communities.

The process of reverse osmosis has proven to be the state-of-the-art method for removing salt from seawater and increasing access to clean water. Other applications include wastewater treatment and en

For years, scientists have thought that TGF-Beta, a signaling protein that holds sway over an astonishing array of cellular processes from embryonic development to cancer, could only do its work once it escaped a lasso-like "straitjacket."

A surgeon quickly addressed a secondary problem he noticed during a routine operation. The surgery center billed the patient for two separate operations.

The transport of mercury ions across intestinal epithelial cells can be studied for toxicology assessments by using animal models and static cell cultures. However, the concepts do not reliably replicate conditions of the human gut microenvironment to monitor in situ cell physiology. As a result, the mechanism of mercury transport in the human intestine is still unknown.

A collection agency sought court authority to garnish a patient's wages to pay a disputed surgery bill. But after the patient showed up in court to argue the bill was bogus, the judge declined to let the bill collector seize her money.

Mobile devices use facial recognition technology to help users quickly and securely unlock their phones, make a financial transaction or access medical records. But facial recognition technologies that employ a specific user-detection method are highly vulnerable to deepfake-based attacks that could lead to significant security concerns for users and applications, according to new research involving the Penn State…