Ischemic stroke, caused by a blood clot (thrombus) blocking blood flow in a cerebral blood vessel, can occur suddenly and ...

Pre-oxidized MXene nanosheets decompose under friction and reconstruct into a dual-phase tribofilm of graphitized carbon and ...

Explore 25 chemical reactions that broke reality, challenging science and reshaping our understanding of the universe.

Sugar-based amphiphilic molecules, which contain a hydrophilic sugar headgroup and a hydrophobic segment such as an alkyl chain, can assemble in water depending on their concentration, forming ...

Decomposition is when we break a problem or task down into smaller parts to make it easier to tackle. Sometimes the problem is so big or so tricky that we don't know where to start. Breaking it down ...

Enzymes digest the organic matter outside their cells. This is known as extracellular digestion as it happens outside the cells. The products of digestion are absorbed by the bacteria and fungi. Place ...

Environmental and health experts are warning that used paper towels should not be recycled due to contamination and poor breakdown in recycling systems. Instead, they recommend composting or disposing ...

Edited by Catherine Murphy, University of Illinois at Urbana-Champaign, Urbana, IL; received October 2, 2025; accepted November 11, 2025 ...