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Charles Darwin

Charles Darwin was an English Naturalist who lived between 1809-1882. One of the most famous and influential scientists of all time, his ideas changed the ways all other scientists thought.

Darwin started the modern science of biology when he introduced his theory of evolution. It explains that life on Earth is always changing and only the strongest animals and plants stay alive.


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Ready, Set, SCIENCE!: Putting Research to Work in K-8 Science Classrooms

What types of instructional experiences help K-8 students learn science with understanding? What do science educators teachers, teacher leaders, science specialists, professional development staff, curriculum designers, school administrators need to know to create and support such experiences?...more

Life on Earth

The Earth is very unique to our universe because it is the only planet known to have life . Our planet is the right distance from the sun so that it is possible for animals and plants to live. The first...more

Stephen Jay Gould

Stephen Jay Gould was an American biologist who was born in 1941. He revised Darwin's theory of evolution, showing that it isn't the gradual process everyone had thought. Gould was a professor at Harvard...more

Scientists Who Study Rocks

Geology is the study of rocks and geologists are the people who study them! There are many different types of geologists. Mineralogists study minerals. Petrologist study rocks. Structural geologist study...more

Scientists Who Studied Life

Carl Sagan Stephen J. Gould Marie Curie Charles Darwin Louis Pasteur Leonardo Da Vinci ...more

Evidence of Evolution

During the 19th century when Europeans were exploring their own countries as well as mounting large expeditions to explore foreign lands, natural historians such as Charles Darwin and Alfred Russel Wallace...more

Charles Darwin

Charles Darwin was an English Naturalist who lived between 1809-1882. One of the most famous and influential scientists of all time, his ideas changed the ways all other scientists thought. Darwin started...more

Christian Doppler

Christian Doppler was an Austrian mathematician who lived between 1803-1853. He is known for a principle he proposed in 1842. This is now known as the Doppler Effect. He thought that the pitch of a sound...more

Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part by the National Science Foundation and NASA, our Founding Partners (the American Geophysical Union and American Geosciences Institute) as well as through Institutional, Contributing, and Affiliate Partners, individual memberships and generous donors. Thank you for your support! NASA AGU AGI NSF