4+ hour, 31+ min ago   (375+ words) Corrosion is the gradual breakdown of metals through chemical or electrochemical reactions with their environment. Metal rust is the familiar red-brown product formed when iron or steel reacts with oxygen and moisture. The corrosion process can weaken structures as solid…...

2+ week, 1+ day ago   (1074+ words) Medical treatments are increasingly moving beyond materials that simply replace damaged body parts. New approaches aim to support healing, deliver therapies precisely, and help tissues recover function. Hydrogels are becoming an important part of this shift. These water-rich materials are…...

3+ week, 6+ day ago   (451+ words) Everyday personal care products such as shampoos, soaps, sunscreens, and lotions may contain more chemicals than their labels reveal. A new study found unlabeled chemicals in most tested products, including substances with known or suspected chemical hazards. The findings raise…...

4+ week, 2+ day ago   (261+ words) The work, published in Nature, changes how researchers can control single-electron-transfer reactions, a core tool for activating molecules and forming new chemical bonds. In conventional reactions, an electron usually moves to the molecule that is easiest to reduce, meaning it…...

1+ mon, 3+ day ago   (466+ words) A new life study suggests the origins of life may be more complex than the idea of one ancestral cell. Researchers found that bacteria and archaea may have separately transitioned from a shared pre-cellular environment into free-living cells, raising the…...

1+ mon, 2+ week ago   (357+ words) Engineers have observed quantum heat waves moving in focused, raylike paths at room temperature for the first time in boron arsenide, a finding that could change how future chips and quantum devices manage heat. The study, published in Nature Physics…...

1+ mon, 2+ week ago   (633+ words) Phase changes are physical processes that move a substance from one state to another without changing its chemical makeup. Everyday examples include melting ice, boiling water, and freezing liquids into solids. These changes help explain how heat, energy, and particle…...

2+ mon, 3+ day ago   (687+ words) Sunlight is often seen as a natural cleaner, bleaching fabrics and fading paint. For plastics, though, sunlight plays a more complex role. Understanding this UV breakdown and how it drives marine plastic aging is essential for grasping the true impacts…...

3+ mon, 2+ week ago   (1109+ words) Non-Newtonian fluids might look ordinary, but they behave in ways that challenge everyday intuition about liquids and solids. These fluids have a viscosity that changes when they are stirred, squeezed, or struck, which is why some can seem to "turn…...

4+ mon, 1+ day ago   (786+ words) Nature's most recognizable aromas, the earthy scent after rainfall, the sharp fragrance of freshly mowed lawns, and the briny tang of coastal air, all have fascinating scientific explanations. The smell of rain, known as petrichor, along with fresh cut grass…...