When particles in volcanic ash cloud rub together, some pick up positive charge and others negative – now physicists have ...

As spring approaches, we can expect more severe storms, which can bring deadly lightning strikes. While summer is the busiest ...

Why Lightning Happens — And Why It’s So Dangerous. Meteorologist Matt Bullock explains.

Connecting Lightning to Gamma Ray Flashes One of the most important parts of the study explains a strange phenomenon known as terrestrial gamma-ray flashes, or TGFs. These are intense bursts of gamma ...

Using a precisely aligned pair of laser beams, scientists can now hold a single aerosol particle in place and monitor how it charges up. The particle’s glow signals each step in its changing ...