This experiment perhaps applies most to people who soak their teeth (dentures, or in-jaw teeth that include artificial elements) in coffee: “Does hot coffee or cold coffee cause more discoloration on resin based composite materials?” Bilge Ersoz, Elif Aybala Oktay, and Numan Aydin, Serpil Karaoglanoglu, European Oral Research, vol. 57, no. 2, 2023, pp.103-107. The […]
This week’s Feedback column (that I write) in New Scientist magazine has three segments. Here are bits of each of them: The Kármán sutra — … The paper is almost Victorian in its voluminous discussion of possible regulatory mechanisms, but nearly complete avoidance of mentioning fornication. The highest moment of titillation comes in the following passage: “The […]
This week’s Feedback column (that I write) in New Scientist magazine has four segments. Here are bits of each of them: Caffeine boost — … Though some folk choose to roast, brew and drink coffee, innovative scientists use the bean and its byproducts to make cosmetics. Fernanda Maria Pinto Vilela and her colleagues at Brazil’s Federal University of […]
Oxford maths PhD student Sophie Abrahams explicates the Ig Nobel Prize-winning research on what happens when one walks backwards while (or whilst) holding a cup of coffee. The 2017 Ig Nobel Prize for fluid dynamics was awarded to Jiwon (Jessie) Han, for studying the dynamics of liquid-sloshing, to learn what happens when a person walks […]
Methylene blue, methyl orange, and a jug of coffee commune almost poetically, with the third of these acting attractively in opposition to the first two, in this newly published study: “Carbon Adsorbents from Spent Coffee for Removal of Methylene Blue and Methyl Orange from Water,” Inga Block, Christina Günter, Alysson Duarte Rodrigues, Silvia Paasc, Peter […]
Two recent medical studies add milk and sugar, so to speak to what we know, medically, about coffee enemas. Up with Coffee Enemas (2020) “Coffee Enemas: A Narrative Review,” Linda L Isaacs [pictured here], Alternative Therapies in Health and Medicine, vol. 21, no. 12, December 2020. The author, an M.D. in Austin, Texas, explains: Coffee […]
When a person walks while carrying a full cup (with no lid) of coffee, it is almost inevitable that some coffee will spill. Two Ig Nobel Prizes have honored research that analyzed why. Small Expedition Room produced this video news report [in Korean] about the phenomenon: Those Two Coffee-Spill Ig Nobel Prizes The 2012 Ig […]
If someone has a hunk of meat stuck in their throat, should you advise them to drink a mouthful of hot coffee to dislodge the meat? This study suggests an answer to that question. “Esophageal Hematoma Associated with the Bolus Ingestion of Hot Coffee,” Yorinari Ochiai, Daisuke Kikuchi, and Shu Hoteya, Internal Medicine, epub 2020. […]
Is coffee an effective medicine to deal with Covid-19? A large team of researchers in France and the UK explore whether that question—the question, not the coffee—is a good way to get people thinking about: how difficult it can be to find an effective treatment for any problem, and how easy it can be to […]
Man and woman’s yearning for perfection, in this case perfection keyed to the deployment of coffee and cow manure, is the driving force behind this new study: “In Search of the Optimal Inoculum to Substrate Ratio During Anaerobic Co-Digestion of Spent Coffee Grounds and Cow Manure,” Çağrı Akyol, Waste Management and Research, epub 2020. The […]