DEUTSCHEWELLE

One of the most famous paintings by Vincent van Gogh was sold at auction in 1990 before disappearing without trace. What has happened to it? The search has taken investigators from the US, to France, Germany, Austria and Switzerland.

Asbestos is banned in the EU and US, but despite its devastating impacts, many countries continue to use it. Now, a Dutch company claims it can recycle asbestos waste and repurpose it as a toxicfree partial replacement for cement, for use in the construction industry.

If you want to experience China, you cant avoid Chongqing. This megacity is growing at a blistering place. But beware, it is not a place for anyone with a fear of heights, or a sensitive stomach.