In 1935, Florida experienced the worst hurricane in its history. Since then, multiple power plants have been built, heralding potential calamity during hurricane season. So, a century on, we ask ourselves: What are the risks to everyday Americans?

If you don’t come from California, it might surprise you to learn that the coastal state rarely experiences hurricanes. All of that changed on Sunday night, however. In this special report, we review the myriad threats that Post Tropical Cyclone Hilary poses to Americans: from hazardous airborne particulates to the increased danger of wildfires, as we have seen in both Hawaii and Washington state.

After a resounding defeat at the hands of the Japanese at the Battle of Tsushima of 1905, the Russian navy began the twentieth century as a global laughing stock. By the end of it, however, they were one of the most formidable seafaring forces in the world. Taking you through the history, from Peter the Great to Yasen-class submarines, we lay out the threat that the Russian navy poses to everyday Americans—and what you can do about it.

Though Oklahoma is not typically associated with earthquakes, the danger of a "Big One" is real—spelling out potential disaster for any nuclear power plants that may be built there. So what can you do to prepare? We give you the latest.