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5 phrases to teach kids that will serve them for life
BY THE OPTIMIST DAILY EDITORIAL TEAM You spend the first few years of your kid's life repeating words back to them, hoping one will stick. "Mama." "Dada." "Ball." And then suddenly you're coaching them through "please" and "thank you" and "sorry," because those are the words that help life run a Read More...
Rooftop rainwater could break cities' air conditioning trap
BY THE OPTIMIST DAILY EDITORIAL TEAM Air conditioning is making cities hotter, and that's not incidental. It's the physics. Every AC unit pulls heat from inside a building and dumps it into the street, which raises outdoor temperatures, which makes more people reach for the thermostat. Read More...
Beard dandruff remedies dermatologists swear by
BY THE OPTIMIST DAILY EDITORIAL TEAM If you've put real time into growing and grooming your beard, discovering a film of flakes underneath it can feel so unfair. All that trimming, all those oils, and somehow your skin is staging a revolt. Here's the thing though: beard dandruff usually isn't a Read More...
Rainforest biodiversity rebounds within a single generation
BY THE OPTIMIST DAILY EDITORIAL TEAM Cleared tropical rainforests can recover 90 percent of their species diversity within a single human generation, according to new research from Ecuador's Chocó region, one of the most biodiverse stretches of Pacific coast forest on the continent. The Read More...
Podcast Transcript August 14th, 2026— Taking our own advice on slowing down this summer
Episode Description: Arielle checks in solo to explain why the Kristy guest episode is getting a little more time. Both she and Karissa have been doing what they always say matters most: showing up, fully present, for the people they love. Babies, weddings, miles between people who love each Read More...
Your Neanderthal genes may be building your muscles
BY THE OPTIMIST DAILY EDITORIAL TEAM People who carry a Neanderthal version of the growth hormone receptor have, on average, 271 additional grams of muscle compared with those who don’t. People who inherited the variant from both parents tend to have more still. The finding comes from a study Read More...
The sun’s surface has whirlpools. Here’s why they may be the engine behind space weather.
BY THE OPTIMIST DAILY EDITORIAL TEAM There’s something slightly odd about the fact that we’ve had solar telescopes for more than a century and still couldn’t quite see the sun’s surface. We're already aware of the big stuff: plasma bubbling in convective cells, sunspots forming where Read More...
The physical effects of heavy phone use (aka tech neck) and how to address them
BY THE OPTIMIST DAILY EDITORIAL TEAM Cervical spine surgeon K. Daniel Riew at Och Spine at New York-Presbyterian/Weill Cornell Medical Center has started seeing patients in their 20s. That age group rarely appeared in his practice before. Americans now average about seven hours a day on screens, Read More...
Bioengineered gum could expand treatment options for oral cancer patients
BY THE OPTIMIST DAILY EDITORIAL TEAM A bioengineered chewing gum cut HPV levels by 93 percent in oral samples from head and neck cancer patients, in new research from the University of Pennsylvania. The same formulation, when loaded with an antimicrobial peptide called protegrin, brought two Read More...
Europe’s electric flight era could begin within four years
BY THE OPTIMIST DAILY EDITORIAL TEAM Electric aircraft startups have been promising a lot for a long time. Two of them are now close enough to matter. Battery-electric and hybrid planes with a range of up to 500 kilometers (310 miles) would cover a quarter of Europe’s existing flight Read More...