BRIGHTNEWSDAILY
Get the morning letter
only the good news, every day
Edition #124 · Sunday, August 23, 2026 · 2702 positive stories
Science & Breakthroughs

This shark can live 400 years. Its eyes barely seem to age

ScienceDaily Top News 2026-08-22
This shark can live 400 years. Its eyes barely seem to age

Greenland sharks may live for 400 years without suffering the kind of retinal decline normally associated with aging. Researchers found healthy eye tissue and active proteins specially adapted for seeing blue light in the dim Arctic depths. DNA repair mechanisms may help keep their eyes functioning across centuries. The discovery could eventually offer new clues for protecting human vision as we age.

Read the full story
ScienceDaily Top News
Read at ScienceDaily Top News →
About Science & Breakthroughs coverage

The science section covers breakthroughs in medicine, physics, biology, and technology. We surface discoveries that expand what humanity can do, from new treatments reaching clinical trials to engineering feats that seemed impossible a decade ago. Every link goes to the original publisher so you can read the full study or press release yourself.

Preply · Sponsored
Go a layer deeper.

If today's breakthrough story sparked something, a live 1-on-1 tutor can take you from curious to competent. First lesson guaranteed or your money back.

Try Preply free →
Affiliate link. BrightNewsDaily may earn a commission at no cost to you.
More Science & Breakthroughs stories
JWST finds early galaxies may be 4 times more massive than thought
ScienceDaily Top News
JWST finds early galaxies may be 4 times more massive than thought

Astronomers using JWST have discovered that massive early galaxies contain far more small, faint stars than expected. Th…

Black holes keep tearing these stars apart, but they survive
ScienceDaily Top News
Black holes keep tearing these stars apart, but they survive

Astronomers have found stars that repeatedly skim past supermassive black holes, surviving each encounter while producin…

Archaeologists discover mysterious 400-year-old Indigenous pot in Florida
ScienceDaily Top News
Archaeologists discover mysterious 400-year-old Indigenous pot in Florida

A tiny, fully intact Indigenous pot buried for roughly 400 years has left archaeologists wondering why such a usable obj…

Computer models pinpoint catalysts for replacing fossil-fueled ammonia production
Phys.org Latest
Computer models pinpoint catalysts for replacing fossil-fueled ammonia production

Ammonia is one of the most important chemicals produced in the world, ranking second only to sulfuric acid in the total …

Browse all Science & Breakthroughs stories →
Felt good to read that, right?

Most news feeds won't give you another one. Our morning letter will: one email at sunrise with the day's best good news.

Start tomorrow morning →