Don't be alarmed by the red meat juice in your raw steak packet. While it may look like blood, there's another reason why raw ...

In 1961 the structure of one protein, myoglobin, was known at 6 Å resolution and its 2 Å structure would soon be published. The structural determinations of hemoglobin and hen lysozyme were well ...

Iron is a mineral that's important for the health of your red blood cells. It's found in two red blood cell proteins: ...