The National Center for Science Education (NCSE) is a nonprofit organization based in the United States that focuses on promoting and defending the teaching of evolution and climate change in public schools. Founded in 1981, the NCSE works to ensure that science education is based on sound scientific principles and is free from ideological interference. The organization provides resources, support, and advocacy for teachers, parents, and communities facing challenges related to science education. It also engages in public outreach and collaborates with other organizations to strengthen the understanding of science literacy among students and the general public.