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Lightning

上行闪电很罕见,但更常见的闪电类型可以增加上行闪电发生的可能性。
Posted inResearch Spotlights

附近闪电事件触发上行闪电

by Elizabeth Thompson 26 April 202128 September 2021

雷暴中的闪电以某种方式改变了电磁场,从而引发高层建筑物向上发出闪电。

Upward lightning is uncommon, but more common types of lightning can make it more likely to occur.
Posted inResearch Spotlights

Upward Lightning Takes Its Cue from Nearby Lightning Events

by Elizabeth Thompson 9 April 202117 August 2022

Lightning in a thunderstorm changes the electromagnetic field in a way that sparks upward lightning from tall structures.

Artist’s rendering of a thunderstorm occurring during a winter snowstorm
Posted inNews

Rare Wintertime Thunderstorms Recorded over the U.S. Gulf Coast

by Katherine Kornei 6 April 20212 September 2022

“Thundersnow”—thunderstorm activity accompanying a winter storm—was spotted near southern Texas earlier this year.

Lightning flashes over jagged cliffs
Posted inNews

Arctic Lightning Up 300% in One 11-Year Study

by Katherine Kornei 26 March 20212 September 2022

The increase may be due to climate change, researchers suggest, but the trend hasn’t been observed in other lightning data sets.

Lightning flashes over Cape Town, South Africa.
Posted inNews

More Acidic Water Might Supercharge Lightning

by Rachel Fritts 1 February 20212 September 2022

New research suggests ocean acidification could make lighting more intense.

Lightning strike from a thunderstorm
Posted inNews

Decrease in Lightning Recorded over the Lower 48

by Katherine Kornei 21 September 20209 September 2022

Researchers mining data from the National Lightning Detection Network found a 32% decrease in lightning counts in May and June 2020 compared with previous years.

Part of a world map showing the number of lightning flashes per square kilometer in each year
Posted inEditors' Highlights

A New Look at Global Lightning from the Space Station

by Minghua Zhang 9 September 20206 July 2022

The Lightning Imaging Sensor on the International Space Station provides an expanded view of global lightning that improves scientific understanding of the Earth as well as public safety.

Chart showing concurrent detection of streamer corona discharges from space and the ground
Posted inEditors' Highlights

Streamer Corona Discharges in Thunderstorms Detected from Space

by Minghua Zhang 2 September 202027 January 2022

Concurrent detection from space and the ground of blue optical flashes from streamer corona discharges at altitudes between 8.5 and 14 kilometers and radio waves.

Detector and lightning locations for two observed events in Kanazawa, Japan
Posted inEditors' Highlights

Lightning Discharge Type Linked to Terrestrial Gamma‐Ray Flashes

by Minghua Zhang 1 September 202027 August 2020

For the first time, the connection between energetic in cloud pulse and terrestrial gamma‐ray flashes is confirmed in the Gamma-Ray Observation of Winter Thunderclouds experiment in Japan.

A 2D drawing of Jupiter’s magnetosphere in the noon-midnight meridional plane
Posted inEditors' Highlights

A Whistle Here, There, and Everywhere on the Giant Planet

by A. Yau 27 August 202010 March 2022

NASA’s Juno spacecraft is “hearing whistles” all over the place on Jupiter, a type of natural plasma waves called whistlers that are sometimes associated with atmospheric lightning.

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