Along with other marine mammals — like whales, seals, sea lions and porpoises — dolphins must go to the surface to breathe air through blowholes on the tops of their bodies. They hold their ...

Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the biggest animal that has ever existed. Whales can be found in every ocean ...

Three patients with minor finger wounds were referred for treatment of gas gangrene because widespread subcutaneous crepitus developed in each. None, however, had clostridial myositis or any other ...

Is there a chance this is an early sign of arthritis developing? While creaky knees—known as knee crepitus—may be part of osteoarthritis (OA) for some, the good news is that it seems to be ...

WHY CONCRETE FORMS PINHOLES AND BLOWHOLES..... Pinholes and blowholes are common defects that can occur in concrete, especially during the casting and finishing processes. and are Visibly Bad.

Microsoft Teams for Education is a powerful communication app for schools that enhances collaboration and learning. Video collaboration, chat, assignments, class materials, and notes are all built ...

Cracking your neck isn't necessarily good or bad—it depends on how you do it. Popping sounds that occur when you move a certain way or cracking when you apply gentle pressure to your neck is usually ...

Crepitus is the medical term for the popping sounds or sensations produced by friction between bone and cartilage throughout the body. However, if your knee popping is accompanied by pain or a loss of ...

Correspondence to PhD Silvia Hayer, Department of Internal Medicine III, Division of Rheumatology, Medical University of Vienna, Vienna 1090, Austria; silvia.hayer{at}meduniwien.ac.at Animal models ...