×
GreekEnglish

×
  • Politics
  • Diaspora
  • World
  • Lifestyle
  • Travel
  • Culture
  • Sports
  • Cooking
Wednesday
04
Nov 2026
weather symbol
Athens 21°C
  • Home
  • Politics
  • Economy
  • World
  • Diaspora
  • Lifestyle
  • Travel
  • Culture
  • Sports
  • Mediterranean Cooking
  • Weather
Contact follow Protothema:
Powered by
> technology

This picture has no red pixels, so why do the strawberries still look red? (photo)

Color constancy continues to confound us

Newsroom February 27 10:57

Δείτε περισσότερα άρθρα μας στα αποτελέσματα αναζήτησης

Add Protothema.gr on Google

Do you remember of The Dress: the unfathomably viral photo of a dress that divided the internet for more than a week in 2015 over whether it was blue and black, or white and gold. So it’s appropriate that, on this auspicious date, an equally maddening photo recently started making the rounds online:

This picture has NO red pixels. Great demo of color constancy (ht Akiyoshi Kitaoka) pic.twitter.com/pZHvbB6QHE

— Matt Lieberman (@social_brains) February 27, 2017

>Related articles

Claude independently gained access to Georgia State voter data

Flying cars are here, Tesla says, unveiling new, space-age Roadster that drives upside down and flies (videos)

The mysterious radio signal from a planet beyond the Solar System: What exactly did scientists detect?

The photo was created by Akiyoshi Kitaoka, a Professor of Psychology at Ritsumeikan University in Japan, who specializes in creating optical illusions (his twitter feed will blow your mind). As you can see in the tweet above, this photo has no red pixels in it, even though the strawberries pictured clearly appear red.

Read more HERE

Ask me anything

Explore related questions

#brain#colours#eyes#health#nature#pixels#science#technology
> More technology

Follow en.protothema.gr on Google News and be the first to know all the news

See all the latest News from Greece and the World, the moment they happen, at en.protothema.gr

> Latest Stories

Shark spotted just metres from shore in Amfilochia – Watch the video

November 4, 2026

More than 50 helmeted attackers storm student meeting at Athens University, injuring three with Molotov cocktails and axe

November 4, 2026

The American election thriller, K.M.’s obsession with “paid-off IOUs”, a second round in the Champions League bidding war worth hundreds of millions, and the candidates in Athens’ Northern Sector

November 4, 2026

Why Trump lost the midterms: Double defeat in Congress signals ‘beginning of the end’, New York Times says

November 4, 2026

Chris Pappas makes history with US Senate victory, ending 14-year absence of Greek-American representation

November 4, 2026

Bill on TIF measures reaches parliament: 13 years of penalty-free E9 corrections and tax changes

November 4, 2026

Greek yoghurt tops UK exports as sales surge by 67%

November 4, 2026

Firinidis’s partner remanded in custody as assets are frozen ahead of charity founder’s questioning

November 4, 2026
All News

> Greece

In reverence, the emotional deposition in Jerusalem, see photos & video

The Holy Temple of the Resurrection opened after many days due to the war between Israel and Iran

April 10, 2026

In the final stretch for the accreditation of joint master’s degrees: Aiming for their launch in the coming academic year

April 10, 2026

Schedule for Epitaph Procession today (10/4)

April 10, 2026

Perfect weather for Easter excursions, according to Tsatrafyllia’s forecast

April 10, 2026

Easter in Greece: The customs that continue in Greek tradition – From Nafpaktos to Corfu

April 10, 2026
Homepage
PERSONAL DATA PROTECTION POLICY COOKIES POLICY TERM OF USE
Powered by Cloudevo
Copyright © 2026 Πρώτο Θέμα