Just as users of Google Earth can zoom in from space to a view of their own backyard, researchers can now navigate biological tissues from a whole embryo down to its subcellular structures thanks to recent advances in electron ...
Cell & Microbiology
Aug 6, 2012
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(Phys.org) -- A simple new improvement to an essential microscope component could greatly improve imaging for researchers who study the very small, from cells to computer chips.
Nanophysics
Jul 6, 2012
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Using piezoelectric materials, researchers have replicated the muscle motion of the human eye to control camera systems in a way designed to improve the operation of robots. This new muscle-like action could help make robotic ...
Engineering
Jul 5, 2012
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Researchers at the Whitehead Institute and Memorial Sloan-Kettering Cancer Center have defined and analyzed the crystal structure of a yeast Argonaute protein bound to RNA. This complex plays a key role in the RNA interference ...
Cell & Microbiology
Jun 20, 2012
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Tall, with dark-green pointy leaves, the neem tree of India is known as the "village pharmacy." As a child growing up in metropolitan New Delhi, Sonia Arora recalls on visits to rural areas seeing villagers using neem bark ...
Biochemistry
Apr 23, 2012
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Large numbers of people moved between Africa and Europe during recent and well-documented time periods such as the Roman Empire, the Arab conquest, and the slave trade, and genetic evidence of these migrations lives on in ...
Evolution
Mar 26, 2012
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German researchers reveal the structure of cellular protein degradation machinery.
Cell & Microbiology
Jan 23, 2012
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Researchers at the RIKEN SPring-8 Center in Harima, Japan, have clarified the crystal structure of quinol dependent nitric oxide reductase (qNOR), a bacterial enzyme that offers clues on the origins of our earliest oxygen-breathing ...
Biochemistry
Jan 22, 2012
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Researchers at the University of California, San Francisco and the Stowers Institute for Medical Research have discovered that planarians, tiny flatworms fabled for their regenerative powers, completely lack centrosomes, ...
Cell & Microbiology
Jan 5, 2012
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Scientists have determined the structure of the enzyme endomannosidase, significantly advancing our understanding of how a group of devastating human viruses including HIV and Hepatitis C hijack human enzymes to reproduce ...
Biochemistry
Jan 4, 2012
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