Scientists have discovered a bacterium capable of binding sand and creating a sustainable bio-cement for construction.

Abstract: A highly sensitive fiber-optic urea sensor was designed and experimentally demonstrated based on surface plasmon resonance (SPR) effect and metal-organic zeolite framework (MOF), [zeolite ...

How's your coronary artery calcium? What's that, you ask? Like the more familiar tests used to assess your risk of future heart problems—cholesterol, blood pressure and blood sugar tests, for ...

Some women are at greater risk for osteoporosis — the decrease of bone mass and density as a result of the depletion of bone calcium and protein — than others. Your doctor can help you determine your ...

If you have COVID-19 symptoms, test as soon as possible. Wait five days to test after exposure if you do not have symptoms. Rapid antigen tests give quick results but may miss the virus in people with ...