Three US scientists won the Nobel Prize in Chemistry on Wednesday for pioneering work on computer programs that simulate complex chemical processes and have accelerated progress in areas as diverse as drugs and solar energy.
The Royal Swedish Academy of Sciences, awarding the prize of 8 million kronor ($1.24 million) to Martin Karplus, Michael Levitt and Arieh Warshel, said their work has effectively taken chemistry into cyberspace. Gone are the days of modeling reactions using plastic balls and sticks.
"Today the computer is just as important a tool for chemists as the test tube," the academy said in a statement.
"Computer models mirroring real life have become crucial for most advances made in chemistry today.
"Chemical reactions occur at lightning speed; electrons jump between atomic nuclei, hidden from the prying eyes of scientists," the academy added.
In drug design, for example, researchers can now use computers to calculate how an experimental medicine will react with a particular target protein in the body by working out the interplay of atoms.
But the approach also has applications in industrial processes, such as the design of solar cells or catalysts used in cars.
Ultimately, the ability to computerize such complex chemical processes might make it possible to simulate a complete living organism at the molecular level - something Levitt has described as one of his dreams.
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