This week we talk about some interesting things sounds can do. And horrible things sound can do. Join us as we discuss ninja-proof floors, dub step cannons, lethal car stereos, and death whistles.

Sources:

https://www.etymonline.com/word/sound

https://en.wikipedia.org/wiki/Phonophobia

https://en.wikipedia.org/wiki/Sound

https://en.wikipedia.org/wiki/Speed_of_sound

https://waitbutwhy.com/2016/03/sound.html

https://www.ncbi.nlm.nih.gov/books/NBK390300/

http://earthmysterynews.com/2016/06/29/if-you-could-generate-a-sound-that-is-1100-db-it-could-create-a-black-hole/

https://en.wikipedia.org/wiki/Ultrasonic_welding

https://hearinghealthmatters.org/waynesworld/2012/the-sounds-of-africa/

https://www.youtube.com/watch?v=hM3lYIWlYdA

https://www.eso.com/blog/firefighters-fight-fires-with-sound/

https://ece.gmu.edu/~ppach/ECE_Awards/Posters/S-15-I.pdf

https://www.livescience.com/29416-moth-with-ultrasonic-hearing-discovered.html

http://news.bbc.co.uk/2/hi/africa/4418748.stm

http://listverse.com/2017/09/23/top-10-incredible-sound-phenomena/

https://www.rbth.com/science-and-tech/326583-stinky-mystery-russia-sweden

http://listverse.com/2017/09/23/top-10-incredible-sound-phenomena/

https://en.wikipedia.org/wiki/The_Mosquito

http://nautil.us/blog/the-sound-so-loud-that-it-circled-the-earth-four-times

https://en.wikipedia.org/wiki/1883_eruption_of_Krakatoa

https://en.wikipedia.org/wiki/The_Hum

http://thehum.info/

https://en.wikipedia.org/wiki/Tinnitus

https://tinnitus-audiology.com/history-of-tinnitus-2/

https://www.morningticker.com/2016/07/the-shocking-way-tinnitus-can-kill-you/

https://www.express.co.uk/news/uk/952194/daniel-derricutt-IT-programmer-killed-himself-tinnitus-headphones-suicide

https://www.telegraph.co.uk/news/health/news/9198029/Coroner-slams-delays-over-tinnitus-sufferer-who-stabbed-himself-to-death.html

https://en.wikipedia.org/wiki/Skyquake

https://www.ancient.eu/Aztec_Sacrifice/

https://www.youtube.com/watch?v=CetUF1RUaFw

https://www.youtube.com/watch?v=zqRB1TYdamU

https://www.youtube.com/watch?v=nb_4RvkiI2k

http://hwcdn.libsyn.com/p/f/6/3/f634c4552271eb7a/Tom_Moir_Hum_Recording.mp3?c_id=1312226&cs_id=1312226&expiration=1547399294&hwt=0fd972e3135eb8b09e9d7eb866da7d58

https://www.youtube.com/watch?v=I9QuO09z-SI

https://www.youtube.com/watch?v=RGQ1x5r-LCQ

https://www.ata.org/understanding-facts/symptoms