Hubble Captures Puzzling Galaxy
This NASA/ESA Hubble Space Telescope image features a galaxy, NGC 2775, that’s hard to categorize.
Category: Science
A New Bridge Links the Strange Math of Infinity to Computer Science
All of modern mathematics is built on the foundation of set theory, the study of how to organize abstract collections of objects. But in general
Sylvia Earle: My Wish? To Protect Our Oceans
; Credit: Asa Mathat/TED / Asa Mathat Manoush Zomorodi, Christina Cala, and SANAZ MESHKINPOUR | NPR Part 4 of TED Radio Hour episode An SOS
Here’s how Rudolph’s light-up nose might be possible
Simple chemistry could give the reindeer his famously bright snout. But physics would make it look different colors from the ground.
Math puzzle: A Loopy Holiday Gift Exchange
Solve the math puzzle from our December 2025 issue, in which a holiday gift exchange occurs.
Are free radicals really that bad for you?
Free radicals are highly reactive molecules that are missing an electron. They get a bad rap, but could they actually have any benefits?
Death Valley shrub rearranges its insides to thrive in one of the hottest places on Earth
Heat-loving plants that thrive in California’s Death Valley could hold the key to growing crops in a changing climate.
Today’s biggest science news: CDC in turmoil | Moss survives space | Comet 3I/ATLAS images
Friday, Nov. 21, 2025: Your daily feed of the biggest discoveries and breakthroughs making headlines.
Switching off AI’s ability to lie makes it more likely to claim it’s conscious, eerie study finds
Leading AI models from OpenAI, Meta, Anthropic and Google described subjective, self-aware experiences when settings tied to deception and roleplay were turned down.
How to see a rare conjunction of Mercury and Venus this month
The inner planets Mercury and Venus will both be visible in the east-southeast sky before sunrise on Tuesday, Nov. 25.
‘A forest with bonobos has never been so quiet’: Most extreme case of violence in ‘hippie’ species recorded, with females ganging up on male in unprecedented attack
Female bonobos routinely form coalitions to stamp out threats from males, but the level of violence in this attack was unprecedented.
Meet 5 scientists reshaping the way we understand the world
These five early- and mid-career researchers are shaking up what we know about the Arctic, black holes and beyond.
Building a better skin barrier
Skin is a barrier meant to keep small invaders out. Products making their way across it should boost that mission.
Scientists find rare tusked whale alive at sea for the first time — and shoot it with a crossbow
Researchers have identified ginkgo-toothed beaked whales alive at sea for the first time after years of searching, and in doing so solved the mystery of