Scientists have created a new tool to measure acidity in water. This tool is better than old ones. It uses a special gel and a smart probe. The probe has two parts that change when acidity changes. This makes the tool very accurate. Old tools had problems. They were not very accurate. They could be tricked by other things in the water. The new tool fixes these probl...

Bone infections are tough to treat. Bacteria form protective biofilms. They become resistant to many drugs. Antibiotics struggle to reach deep into infected bones. This slows down healing and makes the problem worse. Scientists have created a smart hydrogel. It is called CMBG. It is made from natural stuff. It can be injected into the body. This makes it a less inva...