News for hackers. Stuff that matters.

A comment on Satellite images of the Beirut explosion site – before and after. Parent comment

Re:Satellite images of the Beirut explosion site – before an... by melonkidney on Wednesday August 05, 2020 @11:24PM (#24067865)
Seems like the silo acted as a lens for the shockwave.

Related video from Steve Mould where he demonstrates this with a balloon and sound waves:

https://www.youtube.com/watch?v=RLBmWF9Xo10

[Edit: added correct link]

[ Parent | on HN ]
Re:Satellite images of the Beirut explosion site – before an... by cbm-vic-20 on Thursday August 06, 2020 @10:06AM (#24070979)
Tom Scott did a video about another acoustic lens: the "sound mirror" overlooking the English Channel that was intended to be an early warning against aircraft coming from the continent.

https://www.youtube.com/watch?v=04F5osXK4vw

[ Parent | on HN ]
Re:Satellite images of the Beirut explosion site – before an... by re on Wednesday August 05, 2020 @11:58PM (#24067995)
[edit: parent comment has been fixed]
[ Parent | on HN ]
Re:Satellite images of the Beirut explosion site – before an... by melonkidney on Thursday August 06, 2020 @12:04AM (#24068015)
You're absolutely right, thanks. The joys of sharing via mobile...
[ Parent | on HN ]