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DeafCity Hub and the fight to build a space where sign language can live and thrive
BY THE OPTIMIST DAILY EDITORIAL TEAM Sign language interpreters at rap concerts go viral for a reason. There's something genuinely arresting about watching BSL in full flight: the expressiveness, the grammar operating in three-dimensional space, a face carrying as much meaning as the hands. Read More...
Podcast Transcript October 2nd, 2026— A wildlife overpass, a solar train, and Japan’s massive centenarian population
Episode Description: This week Arielle and Karissa cover the Colorado wildlife overpass that came in $15 million under budget and brought pronghorn back to habitat they hadn’t reached in decades, what Japan’s 107,000-plus centenarians reveal about diet and aging, Dolly Parton’s Imagination Read More...
How a simple urine test could spare most women from invasive womb cancer procedures
BY THE OPTIMIST DAILY EDITORIAL TEAM Researchers at the University of Manchester developed a non-invasive womb cancer test that correctly identified most cancers and returned a negative result for 93 percent of women who did not have the disease. The test uses urine and vaginal fluid samples, Read More...
Fighting dengue with sterile insects: Lisbon's experimental approach
BY THE OPTIMIST DAILY EDITORIAL TEAM Portugal has released 30,000 sterile male mosquitoes in Lisbon as part of a push to bring down populations of the Asian tiger mosquito (Aedes albopictus), a species that can carry dengue, Zika, and yellow fever. Last Thursday's release in Alvalade was the Read More...
The herbs and spices dietitians say support immune function
BY THE OPTIMIST DAILY EDITORIAL TEAM Every fall, the same conversation starts about how to stay well through cold and flu season. Most of the advice points to supplements: vitamin C, zinc, elderberry. Useful, but not the whole picture. The spice rack you walk past every morning has something to Read More...
How Argentina's battery-powered Tren Solar is recharging an ancient Andean route
BY THE OPTIMIST DAILY EDITORIAL TEAM There are places where the land itself seems to generate energy. The Quebrada de Humahuaca in Jujuy province, in Argentina's far northwest, is one of them. At altitude, in clear desert air, the valley gets solar radiation that would be hard to match anywhere Read More...
Why noise is an underestimated health hazard and what to do about it
BY THE OPTIMIST DAILY EDITORIAL TEAM Most of the damage noise does to your body is preventable, and the tools you need are either free or already in your pocket. The missing piece, for most people, is understanding what counts as too much. Noise is an environmental health hazard that rarely Read More...
Dolly Parton's Imagination Library doubles its London reach even after her death
BY THE OPTIMIST DAILY EDITORIAL TEAM Dolly Parton launched the Imagination Library in 1995 on a premise that hasn't changed since: send a free book to every registered child under five, once a month, for the first years of their life. No application, no means test, no reading assessment Read More...
What Japan's 107,677 centenarians reveal about diet, lifestyle, and aging
BY THE OPTIMIST DAILY EDITORIAL TEAM There are 107,677 people in Japan who are currently aged 100 or older, according to recently released health ministry figures. That puts Japan ahead of every other country for centenarian population, and it is the first time the country has crossed the Read More...
Colorado's largest wildlife overpass cut I-25 collisions by 91 percent
BY THE OPTIMIST DAILY EDITORIAL TEAM Nine months in, North America's largest wildlife overpass has cut vehicle collisions on a stretch of Interstate 25 in Colorado by 91 percent. Before it opened, that corridor was averaging roughly one deer hit per day during peak migration. The crossing, a Read More...