Health & Medicine
What the new nutrition guidelines get wrong about fat
New U.S. dietary guidelines promote eating full-fat foods and meats. But experts say nuts and seed oils are better sources of the two crucial fats we need.
Chemistry
We summarize the week's scientific breakthroughs every Thursday.
More Stories in Chemistry
- Physics
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.
- Chemistry
A new AI technique may aid violent crime forensics
An AI tool trained on chemical signatures from corpse-eating insects may help determine time and place of death for victims of violent crimes.
- Artificial Intelligence
The AI model OpenFold3 takes a crucial step in making protein predictions
The open-source AI model improves transparency in predicting how proteins interact with other molecules, which could speed up drug discovery.
- Chemistry
Coffee beans pooped out by civets really are tastier. Here’s why
Pricey civet coffee gets its cred from its journey through the mammal’s gut, which changes the content of fat, protein, fatty acids — and even caffeine.
- Chemistry
Chemistry that works like Hermione’s magic handbag wins a 2025 chemistry Nobel
Richard Robson, Susumu Kitagawa and Omar Yaghi developed metal-organic frameworks, structures that can collect water from air, capture CO₂ and more.
- Agriculture
A grapevine bacteria may help douse wildfire-tainted wine’s ashy aftertaste
Grape plant bacteria might help mitigate smoke taint in wine by breaking down chemicals that evoke an ashy taste.
- Planetary Science
Enceladus’ ocean may not have produced precursor chemicals for life
Building blocks of life have been found on this moon of Saturn. They may come from chemical reactions beyond Enceladus’ possible life-supporting ocean.
- Chemistry
A new book explores the link between film giant Kodak and the atomic bomb
In Tales of Militant Chemistry, Alice Lovejoy traces how film giants Kodak and Agfa helped produce weapons of war during the 20th century.
- Space
Astronauts need oxygen. Magnets could help
Adding a magnet could simplify the process of producing oxygen in space, making a crewed mission to Mars more feasible.
