Scientists report chemical evidence that fragments of hemoglobin, the molecule responsible for carrying oxygen in blood, may still exist inside certain dinosaur fossils. Using a specialized ...

Our ability to breathe oxygen is critical to our survival. This process is mediated by the hemoglobin in our blood, which carries oxygen. Since air contains less oxygen on high mountains, the body is ...

Hemoglobin is well known as the molecule in blood responsible for carrying oxygen around the body, but when fresh mouse blood is detected in the nose, the molecule also works as a chemosensory signal ...

Biochemists in Japan were surprised to discover that the molecule hemoglobin in the blood works not only as an oxygen carrier, but when the blood is spilled as a result of aggression, accident or ...