This reply
catcatcatcat mark this message contains true information
originally written by catcatcatcat
天空中濕空氣運動摩擦或感應生電,當正負電之電量夠大,距離夠近時就會發生放電作用,故閃電是一種空中放電的現象,因為電具有同性相斥異性相吸之特性,又電荷有循最短距離集中於尖端(或表面)放電之性質,放電前必有大量電荷集中於尖端,當頭髮上聚集了大量同性電荷時,就會發生頭髮直立的現象。NBC News 追查到這張照片的拍攝者,他們稍後的確受到雷擊,並造成一人死亡。

References

https://www.nbcnews.com/healthmain/decades-later-hair-raising-photo-still-reminder-lightning-danger-6C10791362
Decades later, hair-raising photo still a reminder of lightning danger

The content above by Cofacts message reporting chatbot and crowd-sourced fact-checking community is licensed under Creative Commons Attribution-ShareAlike 4.0 (CC BY-SA 4.0), the community name and the provenance link for each item shall be fully cited for further reproduction or redistribution.