Consumer & Gadgets

Authentication may be all in your head through SkullConduct

(Tech Xplore)—There are things that are unique about you—and researchers are eager to turn those things into identification tools. They are even listening to the unique sound of the person's skull. To be sure, researchers ...

Engineering

Bone breakthrough may lead to more durable airplane wings

Cornell researchers have made a new discovery about how seemingly minor aspects of the internal structure of bone can be strengthened to withstand repeated wear and tear, a finding that could help treat patients suffering ...

Robotics

Microrobot system regenerates knee cartilage in rabbits

A team of researchers affiliated with multiple institutions in China and one in Korea has developed a micro-robot system that regenerated knee cartilage in rabbits. In their paper published in the journal Science Advances, ...

Engineering

New Lego-like beams could revolutionize construction

Researchers from the Polytechnic University of Valencia (UPV) have come up with and patented a new system for manufacturing beams that aims to revolutionize the architecture, construction and civil engineering sectors. They ...

Engineering

Repairing bone with 3-D printing

Metallic implants—widely used clinically to replace diseased or damaged bone tissue—are not biodegradable and stay in the human body until removed surgically. The implants may also have problems with corrosion and could ...

Consumer & Gadgets

A password of another kind: User identification through the skull

Passwords or personal identification number are often not secure, because users do not choose or store them well. With so-called biometric identifiers such as fingerprints, voice or iris scans, users can be identified more ...

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Bone

Bones are rigid organs that form part of the endoskeleton of vertebrates. They function to move, support, and protect the various organs of the body, produce red and white blood cells and store minerals. Bone tissue is a type of dense connective tissue. Because bones come in a variety of shapes and have a complex internal and external structure they are lightweight, yet strong and hard, in addition to fulfilling their many other functions. One of the types of tissue that makes up bone is the mineralized osseous tissue, also called bone tissue, that gives it rigidity and a honeycomb-like three-dimensional internal structure. Other types of tissue found in bones include marrow, endosteum and periosteum, nerves, blood vessels and cartilage. There are 206 bones in the adult human body and 270 in an infant.

Functions Bones have ten main functions:

Mechanical

Synthetic

Metabolic

This text uses material from Wikipedia, licensed under CC BY-SA