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đ A New Color Discovered
Daily Upsider - Thursday, May 1st, 2025
Thursday, May 1st, 2025
Good Morning! đ
May has officially clocked inâand yep, it landed on a Thursday. Not quite midweek, not quite weekend, but perfect timing for a quiet reboot. If April felt like a blur (same), consider this your cue to slow down, refocus, and realign with whatever youâve been putting off.
New month energy doesnât have to mean an overhaul. Just one bold step forward will do. Mayâs not here to rush youâitâs here to remind you: thereâs still time.
Letâs make it intentional.
Todayâs Upside
Innovation
A New Color Discovered

Photo by Hamish on Unsplash
Scientists have just unveiled a new colorâone that falls along the blue-green spectrum but is unlike anything humans have seen before. Dubbed âolo,â this previously unseeable hue was revealed through a breakthrough in vision research by teams at UC Berkeley and the University of Washington. Using a specialized laser system called âOz,â researchers stimulated only the M cones in the eyeâthose sensitive to mid-wavelength lightâwhile bypassing the L and S cones that usually respond in tandem. This isolated activation produced a distinct visual signal that doesnât occur in natural viewing conditions, allowing participants to perceive a color with no known equivalent.
Color vision relies on the interplay between three types of cone cellsâL (long), M (medium), and S (short)âwhose overlapping sensitivities typically blur the boundaries between individual cone activation. By precisely targeting just the M cones, the Oz system tricked the brain into seeing something it otherwise couldnât: a new color created through unnatural but controlled stimulation. Participants consistently described âoloâ as a vivid blue-green that was unlike any color they could name, confirming the success of the experiment. The researchers believe this technique could be used to explore the boundaries of visual perception and help develop technologies for diagnosing or correcting color blindness.
This discovery builds on earlier findings that show human color perception is not fixed. A 2005 study of the Himba people in Namibia revealed their exceptional ability to differentiate shades of greenâpossibly linked to genetic differences in their cone cells. They used one word, âserandu,â to describe what English speakers would separate into red, pink, and orange, yet could identify greens with remarkable precision. âOloâ adds a new chapter to the idea that some colors may exist just beyond our biological reachâuntil science finds a way to bring them into view.
Culture
The Return of the Retro

Freepik
In a world driven by instant access and endless connectivity, Gen Z is reaching for something slower, warmer, and more tangible. Theyâre curating their lives around the textures of a past they never lived throughâthrifting cassette players, dressing in Y2K styles, and favoring analog experiences over digital convenience. This isnât shallow trend-chasing; itâs a quiet rebellion against the pressure of constant availability. Their longing for retro aesthetics draws a surprising line of connection to older generations, for whom these artifacts arenât novelties but memories. While a 20-year-old might post a filtered Polaroid for the vibe, their grandmother remembers receiving the same camera as a wedding gift.
Rather than creating a cultural divide, this shared nostalgia is forging a rare space for common ground. Younger people are discovering the joys of handwritten notes, Sunday roasts, vinyl records, and slow, quiet morningsâthings many older adults quietly mourned as lost. At the same time, older generations are watching pieces of their past, once dismissed as outdated, find new value in a digital age starved for authenticity and depth. The revival of these older ways isn't about rejection of the present, but a hunger for something more meaningful than the fast-paced, filtered lives that dominate today.
Ultimately, this retro revival is less about looking backward and more about weaving stories across generations. Gen Z isnât trying to recreate the pastâthey're trying to rescue its best parts. In doing so, theyâre proving that the future might not be built solely on innovation, but on rediscovering the textures of a slower, richer way of livingâand carrying them forward.
Which blast from the past do you secretly missâor totally still use? |
World News
Labor Day

Freepik
While Americans mark Labor Day with barbecues and long weekends in September, much of the world observes May 1 as International Workersâ Dayâa day rooted in the global fight for fair wages, humane working hours, and dignity on the job. This international holiday traces back to the Haymarket Affair of 1886 in Chicago, where a peaceful rally for the eight-hour workday erupted in violence. Despite the fallout, the labor movement gained global momentum, and by 1889, workers around the world began recognizing May 1 as a day of solidarity and resistance.
Ironically, though the movement began in the U.S., the country chose to distance itself from May Day due to its ties to radical labor politics. In an effort to depoliticize the message, Congress established Labor Day in Septemberâa celebration of workers without the sharper edge of protest. Meanwhile, in over 80 countries, May 1 remains a public holiday marked by marches, strikes, and calls for justice. The labor victories we now take for grantedâsafer workplaces, child labor laws, paid leaveâare the result of generations of collective action.
Today, as debates around automation, unionization, and economic inequality intensify, May Day feels newly relevant. Itâs not just a nod to the pastâitâs a reminder that the rights of workers are never permanently secured. The labor movementâs legacy isnât history; itâs the blueprint for what comes next.
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Thankful Thursday: For Every Worker, Everywhere
Todayâs not just another Thursdayâitâs a moment to recognize the people who keep our lives, cities, and communities running. The visible. The unseen. The essential.
Whether you're wearing scrubs or steel-toe boots, balancing spreadsheets or scaffolding, taking calls from a kitchen desk or clocking in before sunriseâthis oneâs for you.
To the night shift crews who never see the 9-to-5.
To the gig workers piecing together the hustle, ride by ride.
To the teachers, the techies, the truckers.
To the freelancers and food workers.
To the coders and cashiers, cleaners and caregivers.
To the construction teams, the creatives, the caregivers at home.
To all who laborâpaid or unpaid, on-site or onlineâwe see you.
You are the backbone of modern life. You are the ones holding it all together. You may not always be in the spotlight, but your impact echoes in every corner of our lives.
So, on this Thankful Thursday, weâre not just saying thanks. Weâre acknowledging the dignity of work in all its formsâand the humanity behind it.
đ Tell us: what kind of work do you do, and what keeps you going?
Weâd love to hear your story and celebrate it in next weekâs newsletter.
Mind Stretchers
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Yesterdayâs Answers to the Mind Stretchers:
I can be cracked, told, made, and playedâyet Iâm never alive. What am I? â James Godfrey got this correct đ
Be the first to send us the correct answer for todayâs mind stretcher for a shout-out with the answer tomorrow. Just send us the answer and your name to[email protected]or reply to email.
From the Community
If you have any uplifting stories and experience you might want to share, send those over to [email protected] for the chance to be featured.
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