Nuclear energy is making a comeback. Across Europe, governments are pouring huge amounts of money into new power plants while startups are busily working on smaller, modular alternatives.  Most of these plants rely on uranium, the radioactive metal that fuelled the atomic age (and contributed to a couple of catastrophic meltdowns). However, Swiss startup Transmutex wants to reinvent nuclear energy using a lesser-known element called thorium.  Uranium’s forgotten cousin Thorium is a lead-like metal that is mildly reactive, but four times more abundant than uranium and a lot safer to handle. However, thorium not a fissile material, meaning it cannot undergo…

This story continues at The Next Web