Early humans mixed and stored ochre pigments in shells 100,000 years ago, an indication of the emergence of higher planning.
The broad warming trends are clear, but researchers continue to struggle to pin down the vital details.
Indoor air pollution from primitive household cooking fires is the world's leading environmental cause of death.
Chief Advisors E. Edelman and G. FitzGerald survey the status of Science Translational Medicine for its 2-year anniversary issue.
A reversible AMPylation cycle of a host protein serves a key in the bacterial infection process.
Patent law is a popular field for scientists leaving the bench.
14 October 2011, Vol. 334, #6053
Middle Stone Age artisans, NSF's peer-review criteria, carbon nanotube muscles, and more.
The Science family of sites is published by the nonprofit AAAS, whose mission is to advance science and serve society worldwide. Find out more at www.aaas.org