[UPDATED 4/28: with information from FDA. Altered sentences in italics.] A radioactive isotope of strontium has been detected in American milk for the first time since Japan's nuclear disaster—in a ...

Just how dangerous to the human race is the radioactive fallout from nuclear-weapons tests? The subject is enormously complex, and to understand all aspects of it requires expert knowledge of many ...

If you are concerned about the bone-thinning disease osteoporosis, you may have heard about treatment with strontium. Some people say this supplement improves bone health, but it’s important to think ...

Your support goes further this holiday season. When you buy an annual membership or give a one-time contribution, we’ll give a membership to someone who can’t afford access. It’s a simple way for you ...

Strontium takes its name from the Scottish village of Strontian (Sròn an t-Sìthein), making it the only element named after a place in the United Kingdom. Adair Crawford in 1790 recognized that the ...

Talk about the perils of atomic radiation has swelled in volume and intensity ever since the U.S. and Russia fired their much-publicized H-bombs in 1954. From public forums and presses all over the ...

Probing strontium: seeing the first evidence of "spin symmetry" A new measurement, made by an international team of researchers using the world’s most precise clock, shows that the quantum spins of ...

Optical lattice clocks are emerging timekeeping devices based on tens of thousands of ultracold atoms trapped in an optical lattice (i.e., a grid of laser light). By oscillating between two distinct ...

Strontium titanate was once used as a diamond substitute in jewelry before less fragile alternatives emerged in the 1970s. Now, researchers have explored some of its more unusual properties, which ...

Strontium is located on the periodic table in the alkali earth metal group, the same group that includes calcium. Strontium is used for a variety of indications ranging from an ingredient in ...