Albert Einstein's theory of general relativity has revolutionised our understanding of gravity, space and time. Initially acclaimed, then forgotten,...

At the edge of our solar system supposedly lies an immense planet. Five to ten times the size of the Earth. Several international teams of scientists...

Here is the “lower-risk consumption room”, the drug injection room that opened in October 2016 in a building at Lariboisière Hospital in Paris....

By the time mankind is beginning to experience the first significant effects of climate change announced for decades by scientists, a major...

In 1924, a garden city, called “Ungemach”, was inaugurated in Strasbourg; it was restricted to couples who bore “healthy and fertile...