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Apr. 16, 2025 — A study suggests that Homo sapiens may have benefited from the use of ochre and tailored clothing during a period of increased UV light 41,000 years ago, during the Laschamps ...

They also discuss other science news of the week, including a pacemaker the size of a grain of rice, how air pollution affects the climate, and miso made on board the International Space Station.

A research team at the Institute for Basic Science (IBS) has identified a previously unknown enzyme, SIRT2, that plays a key role in memory loss associated with Alzheimer's disease (AD).

Scientific American maintains a strict policy of editorial independence in reporting developments in science to our readers.

Laboratory of Physical Chemistry and Environmental Chemistry, Department of Chemistry, Federal University of Ouro Preto, Campus Morro do Cruzeiro, Ouro Preto, MG 35400-000, Brazil ...

New Zealand’s female MPs are subjected to assaults, rape threats, and death threats in the course of their work, a new study finds. […] ...