The universe is awash in billions of possible chemicals. But even with a bevy of high-tech instruments, scientists have determined the chemical structures of just a small fraction of those compounds, maybe 1%.
Analytical Chemistry
Jun 27, 2023
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Whipping up world-class particle accelerator structures has long been a process akin to following a favorite recipe. Many of the best-performing samples are prepared using processes developed through trial and error over ...
General Physics
Sep 30, 2021
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The earliest animal likely used chemical signaling to evolve from a single cell to a multicellular organism, according to a study led by an Indiana University Bloomington scientist. The findings provide new information about ...
Evolution
Apr 25, 2023
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102
Ion funnel technology developed at Pacific Northwest National Laboratory that improves detection and measurement capabilities of mass spectrometry is again showing its commercial value. Agilent Technologies, Inc., has introduced ...
Analytical Chemistry
Oct 19, 2010
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The concept of deadly mass extinctions wreaking destruction upon Earth's ecosystems millions of years ago is something that has fascinated the public and scientists alike for decades.
Stephan Winkler, isotope researcher at the University of Vienna, has identified the bomb-pulse of uranium-236 in corals from the Caribbean Sea for the first time. 236U was distributed world-wide in the period of atmospheric ...
Earth Sciences
Dec 17, 2012
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Intensive new nano-analysis of the Winchcombe meteorite has revealed how it was affected by water and repeatedly smashed apart and reassembled on the journey it took through space before landing in an English sheep field ...
Planetary Sciences
Apr 15, 2024
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(Phys.org) —Metal ions play critical roles throughout biochemistry, often facilitating the cleavage of the bond between the two atoms in an oxygen molecule in metalloenzymes. They are the key to oxidizing organic molecules ...
Materials Science
Aug 12, 2013
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To determine if a tissue biopsy reveals the presence of cancer, a histologist often screens for cells with an abnormal appearance or a specific visible trait such as a larger-than-usual nucleus. However, by the time a cancer ...
Analytical Chemistry
Mar 2, 2011
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The next generation of Mars rovers could have smaller, cheaper, more robust and more sensitive life-detecting instruments, thanks to a new invention by scientists at DOE's Idaho National Laboratory.
Space Exploration
Aug 16, 2010
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