Here's a good article about the "gold" angle:. ... recording (175 Mb). For a general online introduction to particle physics, the Particle Adventure site is a good one:.
The discussion of how electrons are arranged in atoms is particularly good (starts at). ... A good site for the nucleus in particular is "Guide to the Nuclear Wallchart" at.
Profound geopolitical currents are reshaping the global economic order in ways that signify no going back to the good old days of multilateralism and deep globalisation. ... First, the United States no longer regards greater economic integration with
Discoveries as beautiful as this one don’t come around very often and it took some of the world’s most advanced telescopes, together with a good dose of luck, to