Is free public transport realistic?

By the end of this year, the citizens of the French city of Montpellier – home to 300.000 people – will travel for free on its bus and tram lines. Montpellier is the largest city in the country to promote…

3D printed thermometers give a 4D insight at microscale

Researchers have developed a 3D printed micro-thermoelectric device, enabling four-dimensional (3D Space + Time) thermometry at the microscale. This innovative method addresses the challenges in acquiring detailed temperature fields while offering a higher spatial resolution of approximately one micrometer. The…

Let’s give the world a push

We exist by a succession of accidental necessities. Take the composition of our solar system, with Jupiter as the indispensable gravitational powerhouse. This space vacuum swallows comets and asteroids that would otherwise flog Earth inhumanely. Once, on the other hand,…