John Weaver shows off ear trumpets (inset) that he donated to the College of Applied Health Sciences on Monday. John Weaver, a UI speech and hearing alum, demonstrates one of the ear trumpets he ...

The shape implies the woman is a time traveler using a modern mobile device rather than an ear trumpet, Clarke said. What Clarke didn't consider was that a simple ear trumpet could still explain it ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Swan-shaped ear trumpet made of metal ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...