Ethereal structure in the sky rivals 'Pillars of Creation' — Space photo of the week
The twin telescopes of the Gemini Observatory mark 25 years of discovery as students name distant nebula Ua ʻŌhiʻa Lan.
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Space
Today's biggest science news: Vaccine skeptics get hep B win | Comet 3I/ATLAS surprises | 'Cold Supermoon' pictures
Live blog Friday, Dec. 5, 2025: Your daily feed of the biggest discoveries and breakthroughs making headlines.
Giant sunspot on par with the one that birthed the Carrington Event has appeared on the sun — and it's pointed right at Earth
A massive new sunspot complex, dubbed AR 4294-4296, has emerged on the sun and is facing directly at Earth. The dark patch is on par with the infamous sunspot that birthed the 1859 Carrington Event — but, for now, it's staying quiet.
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archaeology
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Science Spotlight
Discover the research changing our understanding of the world
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Space photo of the week
Extraordinary images of our sublime universe
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Life's Little Mysteries
Science questions, answered
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Live Science crossword puzzle
Test your knowledge on all things science with our weekly, free crossword puzzle!
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Science quizzes
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Amazing animals
A look at the weird and wonderful species that live on our planet
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Diagnostic dilemma
Unusual case reports from the medical literature
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Incredible places
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Astonishing artifacts
A glimpse into how people lived in the past
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Earth from space
Incredible images of our planet from above
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Health
Science history: Female chemist initially barred from research helps helps develop drug for remarkable-but-short-lived recovery in children with leukemia — Dec. 6, 1954
In December 1954, Gertrude Elion and colleagues described a new compound they had developed that sent children with leukemia into remission. It would guide a new approach to "rational drug design."
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CDC panel, stuffed with vaccine skeptics, votes to end recommendation for universal newborn hepatitis B vaccination
The CDC's vaccine committee has voted to roll back a universal recommendation that newborns be vaccinated against hepatitis B, which is one of public health's major success stories.
Animals
18,000 dinosaur tracks discovered along ancient Bolivian coastline — and they set a new record
Researchers have counted 16,600 fossilized dinosaur footprints and 1,378 swim tracks at a site in Bolivia that showcase a variety of behaviors and different theropods from the Cretaceous period.
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Human Behavior
Live Science crossword puzzle #22: Subatomic particle with a positive charge — 13 across
Science crossword Test your knowledge on all things science with our weekly, free crossword puzzle!
Physics & Mathematics
Law of 'maximal randomness' explains how broken objects shatter in the most annoying way possible
A new mathematical equation describes the distribution of different fragment sizes when an object breaks. Remarkably, the distribution is the same for everything from bubbles to spaghetti.
World's largest neutrino detector starts up — with incredible results
Deep underground in southern China, there is a 20,000-ton tank of liquid that can detect neutrinos. Named JUNO, the detector's first results are in — and they're very promising.
Did a NASA telescope really 'see' dark matter? Strange gamma-rays spark bold claims, but scientists urge caution
A new study says observations from the NASA Fermi space telescope suggest a halo of dark matter around the center of our galaxy, but more information is needed to confirm the result.
Chemistry
Scientists invent way to use E. coli to create and dye rainbow-colored fabric in the lab
Scientists have used a novel method to create sustainable, rainbow-colored fibers using bacteria in the lab.
Technology
MIT invention uses ultrasound to shake drinking water out of the air, even in dry regions
A new device cuts down the time it takes to harvest water from the atmosphere from days to minutes, MIT researchers say.
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When an AI algorithm is labeled 'female,' people are more likely to exploit it
People who played the “Prisoner’s Dilemma” were less likely to cooperate when the other player was a male human or AI, and exploited female players.
Science history: Computer scientist lays out 'Moore's law,' guiding chip design for a half century — Dec. 2, 1964
At a small local chapter meeting of a professional society, Gordon Moore's talk laid out the rudiments of what would become "Moore's law", which would govern the electronics industry for a half century.