Every mass shooting in the U.S. raises calls for better policies to prevent such tragedies. There's evidence suggesting that certain kinds of laws may reduce deaths from mass shootings, say scientists ...

Ishmael Rodriguez slept in a tent for almost a year near the intersection of Massachusetts Avenue and Melnea Cass Boulevard, or Mass. and Cass, the city’s longtime epicenter of homelessness and ...

An abdominal mass is any abnormal growth that occurs within the abdomen. There are various causes of these masses, including cysts in the stomach or other organs, medical conditions, and cancer. A ...

The Higgs field gives mass to elementary particles, but most of our mass comes from somewhere else. The story of particle mass starts right after the Big Bang. During the very first moments of the ...

There are numerous possible causes of a lump or mass in the stomach. A person may be able to feel the mass, or it might only be detectable with imaging or other diagnostic tests. In this article, we ...

An abdominal mass is an abnormal growth in the abdomen. It causes visible swelling and may change the shape of the abdomen. You may notice weight gain and symptoms like abdominal discomfort, pain, and ...