US Marines want non-lethal laser weapon that shouts at people a kilometer away
The laser could be tuned and scaled to produce a feeling of intense, unbearable heat on human skin without causing lasting harm
Sponges from Mars? Study suggests water on the red planet could support life
Although the current strategy is to search for signs of ancient life on Mars, current life should be detectable too if present
EU scientists crack tech barriers to roadtrains of the future
The coupling system is thought to make the spatial distribution of vehicles more efficient, helping to match supply and demand
