Call it the ultimate nature documentary. Scientists at the University of Toronto have recorded atomic motions in real time, offering a glimpse into the very essence of chemistry and biology at the atomic level. Their recording ...
General Physics
Apr 17, 2013
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An international team of physicists have revealed insights into how the very first life-forms made the jump from the non-living to the living world, by mathematically modelling biological states using energy waves called ...
General Physics
Mar 11, 2013
15
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MIT engineers have created genetic circuits in bacterial cells that not only perform logic functions, but also remember the results, which are encoded in the cell's DNA and passed on for dozens of generations.
Biotechnology
Feb 11, 2013
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Scientists at The Scripps Research Institute (TSRI) have achieved a feat in synthetic chemistry by inventing a scalable method to make complex natural compounds known as "polyhydroxylated steroids." These compounds, used ...
Biochemistry
Jan 3, 2013
2
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(Phys.org)—Researchers at Penn State University have developed a chemical model that mimics a possible step in the formation of cellular life on Earth four-billion years ago. Using large "macromolecules" called polymers, ...
Cell & Microbiology
Oct 14, 2012
1
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(Phys.org)—A team of researchers at Michigan State University has documented the step-by-step process in which organisms evolve new functions.
Evolution
Sep 19, 2012
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Much of what living cells do is carried out by "molecular machines" – physical complexes of specialized proteins working together to carry out some biological function. How the minute steps of evolution produced these ...
Cell & Microbiology
Jan 8, 2012
21
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As letters of the alphabet spell out words, when amino acids are linked to one another in a particular order they "spell out" proteins. But sometimes the cell machinery for building proteins in our bodies makes a mistake ...
Cell & Microbiology
Aug 6, 2009
1
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The field of synthetic biology, the science of manipulating biology, has a lot of "cooks in the kitchen," which has both helped it flourish and made it unusually difficult to create a cohesive, consistent curriculum for students ...
Other
Jun 27, 2024
0
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The first all-civilian space mission is shedding light on the potential health risks facing private astronauts. The takeaway is short-duration spaceflights appear to pose none that are significant. The study sample was small—four ...
Space Exploration
Jun 11, 2024
0
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