The Standard Model is a kind of periodic table of the elements for particle physics. But instead of listing the chemical elements, it lists the fundamental particles that make up the atoms that make ...

That’s because the two most precise measurements to date of its mass -- essentially how much matter, or “stuff” the particle contains -- don’t line up. What’s at stake is more than a subatomic version ...

Is there a time of day or night at which nature's heaviest elementary particle stops obeying Einstein's rules? The answer to that question, as bizarre as it seems, could tell scientists something ...

The HPGP 101-C offers reliable in-line contamination monitoring for process gasses at line pressure. Control Box. Image Credit: Particle Measuring Systems The HPGP is compatible with the majority of ...