https://phys.org/chemistry-news/chemistry-other en-us The latest science news on composition, structure, and properties of matter Ice cream seems like a simple concept. Take some dairy, add some sugar and flavors, and freeze. https://phys.org/news/2023-07-ice-cream-chemist-results.html Analytical Chemistry Other Mon, 24 Jul 2023 11:55:03 EDT news609418501 Sixteen years ago, the REACH chemical regulation came into force across Europe. REACH obliges the chemical industry to identify the health risks of all chemicals used in their products. The downside of REACH is that this hazard assessment requires a large number of animal tests. Just how many was not clear until now. https://phys.org/news/2023-07-animal-debate.html Analytical Chemistry Other Fri, 21 Jul 2023 12:28:02 EDT news609161281 Some people are more attractive to mosquitos than others, and new research is starting to show why. https://phys.org/news/2023-07-video-mosquitos-obsessed.html Other Mon, 17 Jul 2023 12:34:52 EDT news608816078 This episode of Reactions dives into something truly out-of-this-world: amorphous ice. https://phys.org/news/2023-06-video-kind-ice-glass.html Other Mon, 05 Jun 2023 17:19:56 EDT news605204384 What makes for the ultimate beer drinking experience? Some like theirs in a frosty glass, others with a wedge of lime. But when it comes to froth—or the head as it's commonly known—what's the best amount and how can it be achieved? https://phys.org/news/2023-05-foam-beer-drinking-experienceand.html Other Mon, 29 May 2023 10:35:02 EDT news604575301 With its golden hue, bittersweet notes and frothy head, Stefan Fritsche's latest brew looks and tastes like any other beer. https://phys.org/news/2023-05-german-brewery-high-powdered-beer.html Other Sun, 28 May 2023 05:06:57 EDT news604469212 Danish painters in the 19th century may have turned to an unusual source for some of their supplies: breweries. https://phys.org/news/2023-05-danish-masters-prepped-canvases-leftovers.html Other Wed, 24 May 2023 17:07:53 EDT news604166868 In her first publication in the journal Forensic Science International, Ms. Ruby Dixon demonstrated that bacteria can be transferred between a male and female during sexual intercourse and there is a possibility that bacterial colonies may be unique to each individual. https://phys.org/news/2023-05-sexome-bacteria-sex-criminals.html Other Wed, 17 May 2023 10:12:44 EDT news603537161 Beyond "burgers." Impossible "meat." A huge meatball (supposedly) made from wooly mammoth DNA. https://phys.org/news/2023-05-video-meat.html Other Tue, 16 May 2023 17:00:36 EDT news603475217 Mother's Day is coming up in Australia and that means a surge in perfume sales. Of course, scents are purchased year-round and not just for mothers. Fragrance sales in Australia will amount to over A$1 billion this year. https://phys.org/news/2023-05-perfume-eau-de-cat-bum.html Analytical Chemistry Other Tue, 09 May 2023 12:59:04 EDT news602855941 Throw another mammoth on the barbie? An Australian company on Tuesday lifted the glass cloche on a meatball made of lab-grown cultured meat using the genetic sequence from the long-extinct pachyderm, saying it was meant to fire up public debate about the hi-tech treat. https://phys.org/news/2023-03-elephant-dining-room-startup-mammoth.html Other Tue, 28 Mar 2023 14:20:02 EDT news599231441 In chemistry, we have He, Fe and Ca—but what about do, re and mi? Hauntingly beautiful melodies aren't the first things that come to mind when looking at the periodic table of the elements. However, using a technique called data sonification, a recent college graduate has converted the visible light given off by the elements into audio, creating unique, complex sounds for each one. Today, the researcher reports the first step toward an interactive, musical periodic table. https://phys.org/news/2023-03-elements.html Materials Science Other Sun, 26 Mar 2023 08:12:19 EDT news599037118 Black women and others with curly or kinky hair encounter a vast and confusing array of haircare options. Advice on the best products to use for a certain type of hair is often contradictory, and the results can be highly variable. Now, scientists are bringing order to this chaos by identifying properties such as the number of curls or coils in a given length of hair that could eventually help users pick the perfect product and achieve consistent results. https://phys.org/news/2023-03-ways-kinks-easier-natural-hair.html Materials Science Other Sun, 26 Mar 2023 08:08:14 EDT news599036883 It sounds like a party trick: Add water to the clear, licorice-flavored ouzo liquor, and watch it turn cloudy. This "ouzo effect" is an example of an easy way to make highly stable emulsions—or mixtures of liquids that don't like being together, like vinaigrettes—but nobody has yet fully understood how it works. Now, researchers report in ACS Central Science that the secret may lie in the unique structure of the emulsion's droplets. https://phys.org/news/2023-03-diluting-ouzo-liquor-emulsions.html Analytical Chemistry Other Wed, 08 Mar 2023 09:40:02 EST news597490801 Electric vehicles don't catch fire often, but when they do, things get spicy. How do these fires start? And why are they so hard to put out? https://phys.org/news/2023-03-video-electric-vehicle-hard.html Other Mon, 06 Mar 2023 10:50:36 EST news597322232 Imagine your favorite cured meat like beef jerky, pepperoni or bacon without any added sodium nitrite from any source currently necessary for color and shelf life. Wes Osburn, Ph.D., is doing exactly that. https://phys.org/news/2023-02-texas-meat-scientist-nitrite-added-meats.html Other Wed, 22 Feb 2023 04:01:17 EST news596260868 A Rutgers scientist has developed a formulation of low-fat chocolate that can be printed on a 3D printer in pretty much any shape a person can conceive, including a heart. https://phys.org/news/2023-02-healthy-valentine-day-chocolates.html Other Tue, 14 Feb 2023 13:15:39 EST news595602933 In the world of corn tortillas, a fierce debate rages: Is it okay to make them from pre-made corn flour, or do you need to go all the way back to dried corn kernels to make truly "from scratch" tortillas? https://phys.org/news/2023-02-video-calcium-hydroxide-corn-key.html Other Thu, 09 Feb 2023 11:00:03 EST news595162632 The loss of a capsule of caesium-137, measuring 6mm by 8mm, dominated the news late last month. The capsule was found in the Western Australian outback on February 1, but in terms of losing radioactive material, we have been here before. https://phys.org/news/2023-02-wa-radioactive-capsule-kilograms-uranium.html Other Tue, 07 Feb 2023 14:20:02 EST news594998677 Whether it is enjoyed as creamy milk chocolate truffles, baked in a devilishly dark chocolate cake or even poured as hot cocoa, Americans on average consume almost 20 pounds (9 kilograms) of chocolate in a year. People have been enjoying chocolate for at least 4,000 years, starting with Mesoamericans who brewed a drink from the seeds of cacao trees. In the 16th and 17th centuries, both the trees and the beverage spread across the world, and chocolate today is a trillion-dollar global industry. https://phys.org/news/2023-02-food-scientist-chocolate-flavor-texture.html Analytical Chemistry Other Tue, 07 Feb 2023 13:14:03 EST news594998041 There are somewhere between 20 and 74,963 forms of ice because water can do all kinds of weird stuff when it freezes. https://phys.org/news/2023-01-video-exploring-kinds-ice.html Other Fri, 20 Jan 2023 13:35:45 EST news593444136 Ethylene glycol is the most common ingredient in automotive antifreeze. But for years, it was used in deadly poisonings. https://phys.org/news/2022-12-antifreeze-usable-poisons.html Materials Science Other Tue, 27 Dec 2022 11:11:02 EST news591361851 The pavlova is a summer icon; just a few simple ingredients can be transformed into a beautifully flavored and textured dessert. https://phys.org/news/2022-12-pavlova-chemistry-experts.html Other Thu, 22 Dec 2022 12:24:03 EST news590934241 Carrying out scientific experiments in space allows scientists to study and make drugs without gravity, which can lead to surprising results that improve research back on Earth. According to a cover story in Chemical & Engineering News, more commercial entities are expanding offerings in low-Earth orbit, which could someday enable more common and affordable drug discovery and manufacture in space. https://phys.org/news/2022-11-drug-discovery-developmentin-space.html Other Thu, 17 Nov 2022 07:38:39 EST news587893113 Sugar-free gummies are delicious, low on calories and … technically laxatives? https://phys.org/news/2022-11-video-sugar-free-gummy-laxatives.html Other Mon, 14 Nov 2022 13:50:49 EST news587656234 Could the future of data storage be DNA? It's the original format after all, storing the information needed to build every living thing. https://phys.org/news/2022-11-video-dna-future-storage.html Other Tue, 01 Nov 2022 05:53:53 EDT news586500820 "All kinds of crazy things" is how Carolyn Bertozzi, a 2022 Nobel laureate, describes her life's work. Actually performing "chemistry in cells and in people." https://phys.org/news/2022-10-nobel-winner-ingenious-chemistry-cancer.html Other Thu, 06 Oct 2022 04:40:01 EDT news584247823 Three scientists were jointly awarded this year's Nobel Prize in chemistry on Wednesday for developing a way of "snapping molecules together" that can be used to explore cells, map DNA and design drugs that can target diseases such as cancer more precisely. https://phys.org/news/2022-10-nobel-prize-chemists-molecules-click.html Materials Science Other Wed, 05 Oct 2022 06:54:56 EDT news584171690 The development of mRNA vaccines, "bioorthogonal chemistry" or even artificial skin are some of the discoveries tipped for the Nobel Chemistry Prize announced Wednesday, which experts see as a toss-up. https://phys.org/news/2022-10-spotlight-synthetic-tissues-mrna-chemistry.html Other Wed, 05 Oct 2022 04:01:28 EDT news584161284 If your coffee is too bitter, add a pinch of salt. If your salad isn't sour enough, add a pinch of salt. If your beer is too bitter, add a pinch of salt. https://phys.org/news/2022-10-video-salt.html Other Mon, 03 Oct 2022 12:46:40 EDT news584019989