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Just looking at someone sick may prime your immune system, study finds
BY THE OPTIMIST DAILY EDITORIAL TEAM We’ve all instinctively recoiled from the person sneezing on a train or the child with a chickenpox rash at the playground. But what if your immune system is reacting too, before you ever come into physical contact with a virus? A new study published in Read More...
Drones reveal record-breaking turtle nesting site in the Amazon
BY THE OPTIMIST DAILY EDITORIAL TEAM In the heart of the Amazon Basin, along the Guaporé River where Brazil meets Bolivia, a remarkable discovery has been made. Scientists identified the largest known nesting site of the endangered giant South American river turtle, with more than 41,000 Read More...
Why spending time in nature boosts brain health, according to a neuroscientist
BY THE OPTIMIST DAILY EDITORIAL TEAM If you’ve ever stepped outside for a walk and returned feeling calmer, clearer, or more like yourself, you’re not imagining things. Nature has a real, measurable effect on your brain, and a growing field of research is revealing just how powerful that Read More...
Podcast Transcript August 8, 2025— Safer streets, smarter cities: protecting women, wildlife, and well-being
Episode Description: In this week’s episode of The Optimist Daily’s Weekly Round-up, Arielle and Karissa explore two powerful stories that spotlight how cities are becoming safer, smarter, and more inclusive for both people and animals. Arielle shares how Amsterdam is installing tiny wooden Read More...
Amsterdam adds tiny canal staircases to save wildlife and pets
BY THE OPTIMIST DAILY EDITORIAL TEAM Amsterdam is taking a thoughtful step to protect the animals that call this city of canals home. Following a rise in accidental drownings, including 19 cats so far this year, city councillors have approved a plan to install hundreds of small escape staircases Read More...
How to beat the Sunday scaries and reclaim your weekend peace
BY THE OPTIMIST DAILY EDITORIAL TEAM It’s Sunday evening. The sun is setting, your laundry’s (mostly) done, and suddenly your stomach sinks like you forgot to study for a test. Sound familiar? That creeping dread you feel as Monday approaches has a name: the Sunday scaries. And while the Read More...
5 simple morning habits minimalists swear by to keep their homes clutter-free
BY THE OPTIMIST DAILY EDITORIAL TEAM There’s something deeply comforting about walking through the door after a long day and finding a tidy, calm space waiting for you. While major clean-outs can be cathartic, minimalists know that the real magic happens in the little things. It’s all about Read More...
A microscopic upgrade with massive potential: scientists block malaria with a single gene edit
BY THE OPTIMIST DAILY EDITORIAL TEAM Fighting malaria has always been a game of adaptation. As mosquitoes evolve resistance to insecticides and Plasmodium parasites dodge existing drugs, scientists have been racing to find smarter solutions. Now, a team from the University of California, San Read More...
LA homelessness declines for a second consecutive year
BY THE OPTIMIST DAILY EDITORIAL TEAM Los Angeles County’s homelessness crisis has long loomed large, but new data offers a rare glimmer of progress: for the second consecutive year, the number of unhoused residents has declined. According to a recent report from the Los Angeles Homeless Read More...
Could dolphins be speaking a language? New research hints at word-like communication
BY THE OPTIMIST DAILY EDITORIAL TEAM Dolphins have long fascinated scientists for their intelligence, empathy, and complex social behaviors. Now, researchers believe they may be on the verge of decoding a more intricate piece of dolphin communication: a system that bears resemblance to human Read More...