Baring Teeth: The Long Battle Over Fluoride Comes to a …
Mar 6, 2024 · Berridge retired from the agency in the spring of 2023, upset by the handling of the fluoride report. “That’s not the way I want to do science,” he said. “So I decided to do something different.”. Fluoride strengthens teeth because teeth are like living rocks: tissue sheathed in a mesh of crystals called enamel.
As Offshore Wind Ramps Up, Scientists Flag Potential …
Aug 21, 2023 · L ast year, the Biden administration announced an ambitious goal: enough offshore wind to power 10 million homes by 2030. The move would reduce carbon emissions, create jobs, and strengthen energy security. It would also help the United States — which was responsible for just 0.1 percent of the world’s offshore wind capacity last year — catch up with renewable energy leaders like China ...
Maybe She’s Just Tired, Maybe It’s Undiagnosed Iron …
Aug 26, 2024 · Iron deficiency is rare in men — estimated to affect about 2 percent of U.S. men — but when it develops, similarly to menopausal women, it can signal an underlying condition such as an ulcer or cancer. As Weyand put it: “It’s more of a red flag in terms of figuring out why they’re iron deficient.”.
In the Race for Space Metals, Companies Hope to Cash In
05.08.2024. In April 2023, a satellite the size of a microwave launched to space. Its goal: to get ready to mine asteroids. While the mission, courtesy of a company called AstroForge, ran into problems, it’s part of a new wave of would-be asteroid miners hoping to cash in on cosmic resources. Potential applications of space-mined material ...
Snip or Skip? The Complicated Debate Over Circumcision.
Jan 1, 2024 · In the U.S., newborn circumcision rates fell from 65 percent in 1979 to 58 percent in 2010. In states where Medicaid no longer covers the procedure, rates have dropped precipitously. Out-of-pocket rates range from $500 for newborn circumcisions to …
Undark Magazine | Truth, Beauty, Science.
Nov 20, 2024 · If you would like to help support our journalism, please consider making a donation. All proceeds go directly to Undark’s editorial fund. Undark is a non-profit, editorially independent magazine covering the complicated and often fractious intersection of …
Future Spuds: The Hardy Potatoes of Tomorrow - Undark …
By Martin Enserink. 09.04.2024. In a field near the Dutch village of Angeren, a biotechnology company named Solynta grows potatoes in square plots, about 16 by 13 feet each. One afternoon last summer, Hein Kruyt, then the company’s CEO, paced around the field, pointing at the leafy spuds. The plants looked vigorous but not particularly special.
The Enigmatic Earthquake Hotspot in America’s Heartland
By Freda Kreier. 07.15.2024. The first earthquake struck while the town was still asleep. Around 2:00 am on Dec. 16, 1811, New Madrid — a small frontier settlement of 400 people on land now located in Missouri — was jolted awake. Panicked townsfolk fled their homes as buildings collapsed and the smell of sulfur filled the air.
For Some Survivors, Polio Casts a Long Shadow - Undark …
Jan 2, 2023 · Brad Fuller was a toddler when he contracted polio in 1952 and was sent to a hospital miles from his northeast Pennsylvania home. He stayed there for nine months, enduring long stints in an iron lung, a large metallic ventilator that helped him breathe. Fuller’s parents were allowed only rare visits.
Environmental DNA Is Everywhere. Scientists Want It All.
Feb 12, 2024 · eDNA serves as a surveillance tool, offering researchers a means of detecting the seemingly undetectable. By sampling eDNA, or mixtures of genetic material — that is, fragments of DNA, the blueprint of life — in water, soil, ice cores, cotton swabs, or practically any environment imaginable, even thin air, it is now possible to search for a specific organism or assemble a snapshot of all ...