Hacking the Planet

``Everybody talks about the weather, but nobody does anything about it,'' according to a popular saying often attributed to Mark Twain. That may have been true but not so much now, because there are people trying to do something about the weather. This docuseries, hosted by former science writer John Rennie, looks at the work of scientists trying to develop ways to prevent, weaken or redirect dangerous weather and geological phenomena, like tornadoes, hurricanes, earthquakes and volcanic erupti…