Scientists Bernard Vonnegut, Irving Langmuir, and E.G. Suits demonstrate a rain-making machine ... some dry ice in it. And the instant the dry ice got into the supercooled cloud, everything ...

"Either there's a special machine that spits out silver iodide, dry ice or cement into the clouds, or a hatch opens and a guy with a shovel seeds the clouds manually," he explains. "As soon as the ...

The dry ice explosions at Los Angeles International Airport have led to a second arrest, police say. Reporter Doualy Xaykaothao tells our Newscast unit that 41-year-old Miguel Angel Iniguez was ...