Subatomic
Physics in Action
The Little Constant that Couldn't?
Physicists measure the values of basic quantities like the speed of light and the charge of the electron. Cosmologists use the results in studies of the origin of the universe, some 12 billion years ago, and they assume the numbers have not changed over this time. Read More »
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People in Physics
Rob Semper
Rob Semper is the Executive Associate Director of the Exploratorium, a science museum in San Francisco. Read More »
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Physics Buzz Blog
Matter/AntiMatter Molecule Created
Scientists at CERN, a giant particle accelerator straddling the border between France and Switzerland, have created the first molecule made of both matter and antimattter.The researchers made the molecules by slowing antiprotons and letting them interact with hydrogen molecules, leading to molecules consisting of a single proton bound to a single antiproton, as well as leftover hydrogen atoms. (Bear in mind that scientists have long ago managed to join electrons and positrons together into posit.. Read more »
