The building blocks of life on Earth may have been fueled by tiny sparks hopping between water droplets. Four billion years ago, Earth was a lifeless world, but a dynamic one. Crashing waves, rushing ...

Water spray, however, would have been more common than lightning. A more likely scenario is that mist-generated microlightning constantly zapped amino acids into existence from pools and puddles ...

An unplanned experiment takes scientists closer to solving a long-standing mystery: To what extent, if any, have ...

SEATTLE — Thunderstorms that progressed slowly over the western Washington region Wednesday evening produced lightning strikes ... carrying water vapor that begins to cool as the air rises.