A scientist, a jar of pickles and a power strip walk into a room. The punchline involves physics, glowing condiments and a ...

After decades of hunting, physicists still don’t know what makes up most of the universe’s matter. Now they need to cast a wider net.

Wounded Civil War soldiers witnessed a mysterious glow that seemed to save their lives. Over a century later, two high school students solved the mystery of “Angel’s Glow.” The answer involved an ...