U.N. climate talks end without agreement on phasing out fossil fuels
Dozens of countries had called for a clear “roadmap” to transition away from the use of coal, oil and gas. The U.S. did not participate
Category: Science
A historic year for U.S. science
Nancy Shute, Editor in Chief, discusses big advances across science in 2025 as well as the assault on science by the Trump administration.
Moss spores survived in space for 9 months
The moss species Physcomitrium patens is the latest organism to survive an extended stay in the vacuum and radiation of space.
Arctic ‘methane bomb’ may not explode as permafrost thaws, new study suggests
Methanotrophs, including those that capture methane from the air, seem to outcompete methanogens in dry environments, a new study shows.
Canon 8×20 IS binocular review
These compact binoculars are a must-have for any wildlife enthusiast, being Canon’s lightest binos with image stabilization.
Dream of quantum internet inches closer after breakthrough helps beam information over fiber-optic networks
Built from a single erbium atom, a hybrid quantum bit encodes data magnetically and beams it through fiber-optic wavelengths.
Hubble Captures Puzzling Galaxy
This NASA/ESA Hubble Space Telescope image features a galaxy, NGC 2775, that’s hard to categorize.
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.