Scientists patent new agent for X-ray

Russian scientists found that nanocrystal tungsten trioxide can be used instead of barium for X-ray examinations and also in cancer treatment. The results of the study are published in Journal of Nanomaterials.

Rinsing system in stomach protects the teeth of ruminants

When they graze, goats, sheep and cows often ingest bits of earth that can be damaging to their teeth. Researchers from the University of Zurich have now shown how the animals protect themselves against dental abrasion: Their ...

Saving Rembrandt for future generations

The surface of many Old Master paintings has been affected by the appearance of whitish lead-rich deposits, which are often difficult to fully characterise, thereby hindering conservation. Painted in 1663, Rembrandt's Homer ...

Renewed project could protect environment for millennia

A team that has included more than 85 researchers from three South Carolina universities is receiving $2 million to continue investigating how buried nuclear waste would react with soil and groundwater if it were to leak ...

Speeding up micro-CT scanning

Micro-computed tomography or "micro-CT" is X-ray imaging in 3-D, by the same method used in hospital CT (or "CAT") scans, but on a small scale with massively increased resolution. It enables scientists and engineers to see ...

New challenge to centuries-old theories on Roman glass

New research from The Australian National University (ANU) is challenging centuries-old theories on how ancient Roman cameo glass was made and suggests the British Museum's most famous Roman glasswork is wrongly classified.

Electrical current provides a look inside the lungs

A new imaging technique, Electrical Impedance Tomography (EIT), will soon be used to monitor important bodily functions. A collaborative project between TU Wien, the Medical University of Vienna and the University of Veterinary ...

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