News tagged with lightning flash

The overall channels of the lightning discharges

Space & Earth / Earth Sciences

Nov 05, 2008 | 4.2 / 5 (14) | 0

A new narrowband radio interferometer system has been developed for continuous observation of various processes of a lightning discharge at a time resolution of one microsecond. By using this system, a cloud-to-ground lightning ...

The flash before the flood

Space & Earth / Earth Sciences

Nov 20, 2008 | 3.3 / 5 (3) | 0

Flash floods are the most common natural disaster in the United States, and because of their unpredictability they're the leading weather-related cause of death for Americans. They usually arrive with little or no warning, ...

NASA Researchers Explore Lightning's NOx-ious Impact on Pollution, Climate

Space & Earth / Earth Sciences

Oct 23, 2009 | 4.9 / 5 (10) | 1

(PhysOrg.com) -- Every year, scientists learn something new about the inner workings of lightning. With satellites, they have discovered that more than 1.2 billion lightning flashes occur around the world ...

Noxious Lightning

Space & Earth / Earth Sciences

Apr 30, 2007 | 4.1 / 5 (17) | 0

Lightning is more than light and noise: It's an intense chemical factory that affects both local air quality and global climate. But how big is the effect? Researchers aren't sure. To answer the question they're ...

Uncovering the mechanisms of lightning varieties

Space & Earth / Earth Sciences

Mar 26, 2008 | 4.3 / 5 (18) | 2

The mechanism behind different types of lightning may now be understood, thanks to a combination of direct observation and computer modeling reported by a team of researchers from New Mexico Tech and Penn State.

Engineers are first to measure lightning-caused polluting gas

Space & Earth / Earth Sciences

Mar 12, 2007 | 4.6 / 5 (8) | 0

A flash of light, a boom of thunder, a puff of smog? Researchers have long known that lightning produces lots of nitrogen oxide. Power plants and cars also give off the gas, which is a big ingredient in smog.

Lightning-produced radiation a potential health concern for air travelers

Space & Earth / Earth Sciences

Dec 07, 2009 | 3.8 / 5 (10) | 7

New information about lightning-emitted X-rays, gamma rays and high-energy electrons during thunderstorms is prompting scientists to raise concerns about the potential for airline passengers and crews to be ...

Lightning’s Mirror Image, Only Much Bigger (w/ Video)

Space & Earth / Earth Sciences

Aug 23, 2009 | 4.5 / 5 (17) | 9

(PhysOrg.com) -- With a very lucky shot, scientists have captured a one-second image and the electrical fingerprint of huge lightning that flowed 40 miles upward from the top of a storm.

Electric Ice

Space & Earth / Earth Sciences

Sep 13, 2006 | 3.9 / 5 (7) | 0

Here's something fun to try in your kitchen: Go to the freezer, open the door and pry loose an ice cube. Next, look around the freezing compartment for some frost—the crystalline fuzz that loves to coat your ...

A sprightly explanation for UFO sightings?

Space & Earth / Earth Sciences

Feb 23, 2009 | 2.6 / 5 (19) | 6

In legend, sprites are trolls, elves and other spirits that dance high above our ozone layer. But scientists at Tel Aviv University have discovered that some very real "sprites" are zipping across the atmosphere ...

Lightning Protection for the Next Generation Spacecraft

Space & Earth / Space Exploration

Dec 05, 2007 | 4.2 / 5 (5) | 0

Thunder rumbles in the distance as darkening clouds gather above NASA Kennedy Space Center's Launch Pad 39B, where a sleek Ares I launch vehicle stands awaiting an upcoming flight. A blinding lightning flash ...

List of search results for lightning flash