Lawrence Berkeley National Laboratory
Berkeley Lab: Particle Adventure: Matter and Antimatter
The beginning of an informative tutorial on antimatter, covering quarks, hadrons, baryons, mesons, leptons, and neutrinos.
Nobel Media AB
The Nobel Prize: The Nobel Prize in Physics 1938
At this site from The Nobel Foundation, read about the life and scientific discoveries of physicist Enrico Fermi (1901-1954), whose work with radiation and "discovery of nuclear reactions brought about by slow neutrons" earned him the...
Lawrence Berkeley National Laboratory
Berkeley Lab: The Particle Adventure
Visit this site for an interactive tour of the atom and all aspects of particle physics. View the animations available with almost every description on this site. A great place for the fundamentals of particles and forces including a...
Georgia State University
Georgia State University: Hyper Physics: Leptons
This site has a definition and properties of Leptons, the "Basic building blocks of matter." There are links to table of properties and more information.
Other
Ippog: Hands on Particle Physics
Looking for more insight into particle physics? Search among several general particle physics resources. Or locate a specific particle physics institute in your area of the world.
Read Works
Read Works: Ice Picks
[Free Registration/Login Required] An informational text about a telescope called IceCube that is buried under the ice in Antarctica. A question sheet is available to help students build skills in reading comprehension.
Wikimedia
Wikipedia: Beta Decay
This site, which is provided for by Wikipedia, gives a brief encyclopedia article on what beta decay is.