If the S&P 500 has been such a great investment, surely adding a few smart tweaks should make it even better, right? That’s been the theory behind dozens of factor-based spinoffs.

Market watchers are whispering about market breadth again. So what do I think? I’m watching it. But I’m not worrying too much. Read more ...

One amateur astronomer is on a quest to identify every object in the catalog of Lynds’ dark nebulae. Tag along for the journey!