Tinnitus is derived from the Latin verb tinnire, meaning to ring

Ancient Egyptian papyrus from 16th century BCE seems to reference tinnitus

Ancient Egyptians wrote that they treated "bewitched ear" with herbal concoctions that involved frankincense and other ingredients, which were placed in the ear.

Read Charles Darwin's description of his tinnitus suffering

When he was 57 years old, Darwin wrote to a new doctor about his suffering from a variety of maladies, including "singing of ears", vomiting, recurring flatulence, vomiting, and more. He noted how he believed his stress contributed to these symptoms.

Hear examples of what tinnitus can sound like to those suffering from it

This video, from a Scottish branch of the UK National Health Service, features different types of ringing, crackling, and other sounds that tinnitus sufferers experience. Individual responses to such phantom sounds may vary widely.

Some men may be at elevated risk of inheriting tinnitus

A 2017 Swedish Twin Registry study suggests that bilateral tinnitus—when tinnitus occurs in both ears instead of just one—appears to be heritable, at least in men.

A new tinnitus therapy involves mild electric tongue shocks and sound exposures

Lenire, an FDA-approved bimodal neuromodulation treatment approach for tinnitus, aims to teach the brain to distract itself from tinnitus. It includes short-term daily sessions wearing a mouth device that delivers mild electrical pulses to the tongue while listening to different sounds. (Some users may experience a paywall.)

Watch how your nervous system's efforts to process silence can contribute to tinnitus

Cochlear cells can be damaged in numerous ways, including aging or exposure to loud noise. If enough cells die, the auditory system can become less sensitive, prompting the brain to compensate by amplifying sound, which is likely to contribute to tinnitus.

Tinnitus is a rare side effect of COVID-19

The infection can affect inner ear cells, and a review of the literature across multiple studies concluded that hearing loss occurred in 3.1% of patients with the virus and tinnitus in 4.5%.

Certain medications can make tinnitus worse

Certain antidepressants, antimalarial medications, antibiotics, ibuprofen, and cancer drugs have been linked with the condition. At higher doses, particularly, it seems they can trigger or worsen tinnitus in some individuals.

'Tattoo' comes from a Polynesian word that means 'to strike'

“Tatatau” roughly translates to “strike,” a reference to the ancient process, which involved tapping ink into the skin with sharpened objects, like the bronze implements used circa 1450 BCE in Egypt, below.

The word 'vertigo' derives from the Latin 'vertere,' meaning to turn

Beyond the word's origin, this article makes clear that fuzzy definitions of the disorder make it confusing for patients to describe it.

Exactly who coined the term 'swimmer's ear' remains unknown

There is no record of anyone being the first person to call otitis externa by its most commonly known name, swimmer's ear. The earliest known use of the term was in a 1917 news article, according to the Oxford English Dictionary. The article in Connecticut's The Day stated that the illness was appearing among swimmers and bathers that summer.

Inflation was a word before deflation was

The word inflation has Latin roots and technically means an influx of air, first appearing in the English language in the 1890s to describe bike tires. Deflation's first known mention in an economic text was in 1919.

To get that song out of your head, try distracting yourself or playing a new song

Around 90% of people experience getting a snippet of a song stuck in their head, also known as an earworm. Researchers think they are linked to memory, repetition, and inner rehearsal. Before written language, music was used alongside rhyming in many cultures to help people preserve oral histories.

In the womb, a fetus may begin to hear at 18 weeks

Though little indentations form on the side of the fetus's neck at roughly nine weeks—with some formations taking place even before then—developmentally, these indentations don't become ears that allow a little one to hear until around 18 weeks.

Tannins contribute to a wine's composition

Tannins are compounds found in many different types of food, including grape skins. When consumed, they produce a noticeable drying effect in the mouth. Because of the difference in production methods, red wines typically have tannins while white wines do not.

Making sense of Mexico City's traffic honks and horns

A car's horn makes just one sound, but somehow, drivers across the world manage to use the monotone for a surprising variety of purposes. This audio-inflected essay takes readers into the nuanced horns of Mexico City's famously congested traffic, providing a "claxonomy" (taxonomy + claxones, or horns) of its drivers' honks.

Synesthesia: when sensation in one sense triggers an unrelated sense in the brain

The first reported clinical case of synesthesia dates back to the early 1800s, though the perceptual phenomenon may be much older than surviving records imply. This article by researcher Richard Cytowic details the scientific history of synesthesia, a neurological trait that causes some senses to overlap, giving color to numbers and flavors to names.

The word 'Earth' comes from the German root word for 'ground'

In English, "Earth" means the planet and the land, but many languages identify each with distinct words. Earth is often given a maternal name or one that identifies it as the land of the living.

In 'Lord of the Rings,' the 'palantír' is a magical stone that allows one to see virtually anything

The company Palantir's name was inspired by this J. R. R. Tolkien reference. In fact, it's one of several Peter Thiel-cofounded companies that have a nod to The Lord of the Rings for a name, including Valar Ventures and Mithril Capital.

Table tennis originated as a leisure activity for the upper class

The sport's origin story can be traced back to 19th-century England, where it was known as "whiff-whaff." Players initially used a dinner table to play. After decades of evolution, ping-pong reached its "Golden Age" of popularity in the 1950s and 1960s.

Opera terminology heavily relies on Italian

Most commonly used Opera terms are not in English. This glossary provides definitions of keywords like “libretto,” the text of a piece, “tenor,” the highest natural adult male singing voice, and “diva,” a female opera star.

'Chin chin' is a Mandarin toast that became popular in Europe

The phrase roughly translates to “please, please” and became popular in Europe after the Renaissance, when travelers, missionaries, and merchants returned from China with some of the customs they’d witnessed. Ironically, it’s rarely used in China today.

The Tonys got their name from Antoinette Perry

In 1946, trailblazing director Antoinette Perry died after decades of creative success. The following year, Perry's professional partner, Brock Pemberton, founded a series of awards to honor her. While handing out an award at the first ceremony, Pemberton referred to it using Antoinette's nickname of "Tony," and the name caught on.

The word 'jazz' evolved from 'jasm,' 19th-century American slang for 'energy'

How radio works

Antennae tune a radio to a particular frequency (determined by the listener on their radio's dial) while tuning out all the other stations being broadcast. AM, short for amplitude modulation, and FM, short for frequency modulation, decode audio signals differently, leading to differences in sound quality and the distance a station can travel.

Ringworm is caused by a fungus, not a worm

Ringworm, formally known as tinea and known for its red circular rash, is responsible for about 325 million infections at any given time—comprising roughly half the world’s fungal skin infection burden. It’s caused by a type of fungus called a dermatophyte, which also causes athlete’s foot and jock itch. Doctors typically prescribe antifungal tablets or powders to stamp out these fungal invaders.

A pickleball's loud 'pop' sound can reach 120 decibels, which is equivalent to a hammer hitting a nail

The concept of phantom limbs, the perception that amputated limbs are still present, dates back to a French military surgeon in the 16th century.

Massive blooms of microscopic plankton called dinoflagellates produce the neon blue light seen in glowing tides.

A century of Billboard issues documenting the evolution of popular music.

Lesser-known phobias include turophobia, or the fear of cheese, and nomophobia, the fear of being without your cell phone.

Trace how the Bill of Rights, inspired by centuries of political theory, took shape between 1774 and 1789.

See a 3D reconstruction of Tenochtitlan, the Aztec capital that was home to an estimated population of 200,000 to 400,000.

Some coin denominations have ridges etched on their sides, partly to prevent counterfeiting, in a practice called 'reeding.'

Tattoos remain visible on your skin thanks to immune cells called macrophages

Brian Wilson wrote the Beach Boys' 'Don't Worry Baby' for the Ronettes, but the legendary girl group rejected it.

Objects can be 3D printed with light by projecting 2D computerized tomography (CT) scans onto rotating cylinders of resin, which solidify upon exposure.

Before writing 'Walden,' transcendentalist Henry David Thoreau nearly burned down his hometown with a campfire that grew out of control.

El Niño, Spanish for 'the boy,' was named after Jesus Christ because the phenomenon resembled the weather changes observed around Christmastime.

Existentialist writer Jean-Paul Sartre coined the famous phrase 'Hell is—other people' in his play 'No Exit'

Some Pokémon have been named after real and fictional organisms, while some real-world species have been named after Pokémon, such as Chilicola charizard and Binburrum zapdos.

The Dracula character, now seen as the vampire archetype, was inspired by a seafood-induced nightmare its creator experienced.

The American cockroach is actually from Africa, an apparent hitchhiker aboard ships carrying enslaved people, with evidence suggesting the bug may have arrived in the New World as early as the 1600s.

An initial public offering or 'IPO' is the process of a private company becoming public by putting shares of the company on the stock market for purchase.

US consumers collectively owe more than $1T to credit card companies—almost as much as they owe in auto loans.

Clever Hans was a 1900s horse that was believed to be able to solve math equations, tell time, and read and comprehend German, until a psychology student discovered how he got his answers.

'Grand Canyon of the Yellowstone,' a work by American painter Thomas Moran, inspired Congress to establish Yellowstone National Park.

Poison ivy's characteristic rash is caused by an allergic response to an oily compound in the plant called urushiol.

Alzheimer's can lead to brain shrinkage, with an average of around 2% of volume reduction per year

In 2018, 26-year-old missionary John Allen Chau was killed by tribesmen after attempting to reach and evangelize on India's isolated North Sentinel Island