For decades, scientists treated Martian dust storms as mostly mechanical events, driven by wind and sunlight rather than crackling electricity. The first confirmed detection of tiny lightning-like ...

One of NASA's robotic rovers on Mars has for the first time ever detected electrical sparks igniting within small dusty tornadoes whirling on the planet's surface. While scientists have long theorized ...

It is normal to see a small spark when you are plugging an appliance or a charger into an electrical outlet. The small spark of electricity is often unexpected, but it is not always a cause for ...