A computer on the Internet that has a complete or abbreviated copy of the Bitcoin blockchain. As of 2026, there are more than 15,000 discoverable Bitcoin nodes; however, there can be as many as 75,000 ...

Lymph nodes are small (about 1-2 centimeters around or the size of a couple of AAA batteries side by side) oval or kidney-shaped structures that are a part of your immune system. They're part of your ...

We talk a lot about process nodes at ExtremeTech, but we don't often refer back to what a process node technically is. With Intel's 10nm node now in production and TSMC + Samsung talking about future ...

In most modern networks, links and nodes are interconnected (both logically and physically) in either a star arrangement (with each node connected directly to a central switch, hub or server) or a bus ...

Lymph node metastasis occurs in "metastatic" lymph nodes, lymph nodes that have been infected by cancer from elsewhere in the body. A part of the immune system, lymph nodes are tiny ovals placed ...

Swollen lymph nodes often indicate that the lymphatic system is actively fighting off an infection or illness by accumulating bacteria and dead cells. While swollen lymph nodes can result from ...

A hierarchical data structure. Depending on the application, each element of a hierarchy may be considered a node. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.