Sep 2019
Structures called Mach disks show up in both types of plumes
CO2 from champagne bottles can form shock waves like those seen in rocket exhaust
Jan 2024
The sound’s volume depends on the smoothness of the poured stream of water
Here’s the science behind the burbling sound of water being poured
May 2022
A vortex of vibrating air extends pipe length, lowering fundamental tone
Here’s why pipe organs seem to violate a rule of sound
May 2019
Lab experiments characterize a phenomenon predicted by cosmologist Stephen Hawking
In a first, scientists took the temperature of a sonic black hole
Feb 2019
The new technique is the first of its kind that’s safe to use around humans
Lasers could send messages right to a listener’s ear
Feb 2020
An acoustic technique identifies the shifting forces behind movements of fluids
Listening to soap bubbles pop reveals the physics behind the bursts
Oct 2020
The device picks up sound waves made by hot objects
A new thermometer measures temperature with sound
Mar 2024
Instruments' unique voices may explain why different cultures developed their own musical scales
Timbre can affect what harmony is music to our ears