How much do things human-made weigh? This Swiss winter tradition might not be safe this year 瑞士人今冬能放心吃奶酪火锅吗？ Episode 201214 / 14 Dec 2020 Do people have to change their cheese fondue ritual this ...

Iceland has no shortage of natural dangers – volcanic eruptions, glacial floods, scaldingly hot springs and bitterly cold winters. But it is at least one of the few places on Earth where humans don't ...