When quantum electrodynamics, the quantum field theory of electrons and photons, was being developed after World War II, one of the major challenges for theorists was calculating a value for the Lamb ...

Learn how enamel remains hard yet becomes brittle with age, and discover tips for maintaining strong, healthy teeth.

Calcium is essential for bone health. Yet 16 percent of 11–18 year olds and 9 percent of 16–49 year olds consume less than the Lowest Reference Nutrient Intake (LRNI) of calcium through food ...

calcium aluminate cement) are very similar. In fact, the most similar type of concrete (monocalcium aluminate) shares the same chemical formula but has a different atom arrangement (much like ...

Breast calcifications are small calcium deposits that develop in breast tissue. They are very common and are usually benign (noncancerous). In some cases, certain types of breast calcifications ...

The extracellular tendon matrix is composed of collagen and elastin fibres, ground substance such as proteoglycans, and organic components such as calcium. 20 ... tendons compared with intact tendons.

Summary: Researchers have uncovered a groundbreaking mechanism called Electro-Calcium (E-Ca) coupling that integrates electrical and calcium signaling in brain capillaries. This process ensures ...

How many times have you heard that you need to drink milk for strong bones? While your body does need calcium, there are better—and healthier—sources of calcium that come without the harmful effects ...

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Elia Kazan’s “The Arrangement” is one of those long, ponderous, star-filled “serious” films that were popular in the 1950s, before we began to value style more highly than the director’s good ...