But war was a scenario its engineers never envisioned. A Ukrainian air defense unit illuminating a hole in the steel shield at the Chernobyl nuclear power plant last month. The fire started by the ...

Authorities have released body camera footage from outside the home of Gene Hackman, where the actor and his wife, Betsy Arakawa, were found dead in late February. The redacted footage shows ...

During infections, the immune system needs to distinguish foreign antigens that are expressed by invading bacteria and viruses from self-antigens that are expressed by cells of the body. If not, the ...

During infections, the immune system needs to distinguish foreign antigens that are expressed by invading bacteria and viruses from self-antigens that are expressed by cells of the body. If not, the ...

There are several methods for measuring body fat. You measure it at home or with the help of a professional, such as a healthcare provider, physical therapist, or personal trainer. Remember that all ...