
Chemistry
Scientists Say: Chiral
Many biological molecules come in a left- and right-handed form — and biology plays favorites.
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Many biological molecules come in a left- and right-handed form — and biology plays favorites.
Mapping the element strontium across the continent is helping track down the birthplaces of enslaved Africans brought to the Americas.
This drug-making achievement also nabbed the top award — and $100,000 in prize money — at the 2025 Regeneron ISEF competition.
This micro-lightning can drive chemical reactions that produce compounds needed for the natural formation of life on Earth, experiments show.
A new device recreates complex flavors including lemonade, coffee and fish soup by delivering a mix of chemicals.
Our bodies can’t make enough of these tiny but mighty worker molecules. That’s what makes them a dietary essential.
The total amount of carbon on Earth doesn’t change. But what form those carbon atoms take is constantly changing.
The two-step water treatment process could cut not only excreted drugs flowing into waterways but also some nutrients that feed harmful algal blooms.
For this nuclei-forging cosmic process, the Big Bang was just a way to get started.
The current way to produce antivenoms is outdated. In lab tests, AI-designed proteins could save mice from a lethal dose of snake toxin.