Health & Medicine
The sweet truth about carbohydrates
Many carbohydrates are important sources of energy, while others offer little benefit. Learn why not all carbs are the same and how our bodies use them.
Chemistry
More Stories in Chemistry
- Chemistry
Scientists Say: Alloy
These metallic mergers support our tallest buildings and our finest jewelry.
- Health & Medicine
U.S. sunscreen users are finally getting a new option
FDA will now allow the use of bemotrizinol in U.S. sunscreens. This long-lasting chemical protects against the solar radiation that ages and damages skin.
- Physics
Physics explains why gold doesn’t ‘rust’
Metals like copper tarnish when they react with oxygen in the air. Gold doesn’t, thanks to a quick rearrangement of atoms on its surface.
- Chemistry
Scientists Say: Fluoride
This electrically charged form of fluorine boasts powerful tooth-strengthening abilities.
- Environment
Hawaii is turning fishnets and other plastic trash into roads
Scientists are testing whether plastic pollution from the ocean can be transformed into safe and durable highways.
- Chemistry
Tabletop lightning helps make an alcohol used for fuels and more
Methanol is used in plastics, paints and as a race car fuel. It’s been hard to make. But engineers have found a simple trick: Add lightning to methane.
- Materials Science
Scientists Say: Metal-Organic Framework
Special pockets in these molecular structures make them useful in medicine, climate science and more.
- Physics
Origami research takes top prize at 2026 Regeneron ISEF competition
The top three winners each won at least $80,000. Other teen finalists shared in more than $7 million in prizes at this international science fair.
- Life
Scientists Say: Biophoton
All living things glow with this mysterious light. But scientists need ultra-sensitive tools to detect it.
