Source: China – South China Morning PostConstruction of a railway in southwestern China from Sichuan province to Tibet is still on track despite having to navigate areas where extreme heat from the Earth’s crust has made working close to impossible.A significant proportion of its route involves tunnelling through rock too hot for humans or machines to bear, with ground temperatures of up to 89 degrees Celsius (192 degrees Fahrenheit) – the highest on record for a transport infrastructure project, according to geologists.When the…Read More