At http://phys.org/print380870251.html … does lightning on other planets send radio signals to Earth? In this instance, radio signals from exo-planets.
At http://phys.org/print380860503.html … Einstein's theory of general relativity is being put to the test by a newly launched satellite in a French experiment. In space it is possible to study the relative motion of two bodies in almost perfect and permanent free fall aboard an orbiting satellite – or that is the theory.
At http://phys.org/print380871684.html … new images of the surface of Mars