Related topics: x rays

Scientist describes fundamental process when ice is compressed

Almost three-quarters of the earth's surface is covered by water. Almost two-thirds of the human body is made up of it. We drink it. We use it in our homes and in industry. As a solid, it's ice. As a gas, it's steam.

First-of-its-kind mummy study reveals clues to girl's story

Who is she, this little mummy girl? Northwestern University scientists and students are working to unravel some of her mysteries, including how her body was prepared 1,900 years ago in Egypt, what items she may have been ...

Crystals in a pink X-ray beam

A newly developed experimental set-up allows the X-ray structure determination of biomolecules such as proteins with far smaller samples and shorter exposure times than before. At so-called synchrotron sources, protein crystal ...

"Monkey wrench" molecule jams tuberculosis protein

Tuberculosis has now surpassed HIV worldwide as the leading cause of death due to infectious disease. The bacteria that causes this disease, Mycobacterium tuberculosis (Mtb), is quickly developing resistance to currently ...

Mica provides clue to how water transports minerals

In order to understand various environmental processes and learn to better address the effects of pollution, scientists have been interested in tracking the movement of elements through the environment, particularly at interfaces ...

Imaging high explosive detonators

Lawrence Livermore National Laboratory (LLNL) scientists and collaborators at Los Alamos National Laboratory (LANL) for the first time have taken 3-D snapshots of operating high explosive detonators.

Melting solid below the freezing point

Phase transitions surround us—for instance, liquid water changes to ice when frozen and to steam when boiled. Now, researchers at the Carnegie Institution for Science have discovered a new phenomenon of so-called metastability ...

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