This 10-minute video uses the Understanding Science flowchart to describe how a team of scientists investigates climate change throughout Earth's history with ocean sediment cores.
Follow the intertwined paths of Rosalind Franklin, James Watson, Francis Crick, and others that contributed ideas and evidence to the discovery of DNA's double helix.
Find out how microbiologist Lynn Margulis developed an unlikely idea that overcame strong resistance within the scientific community to become an accepted part of evolutionary theory.
Learn more about how science works as you follow Walter Alvarez and team on a journey of discovery toward solving the mystery of the dinosaur extinction.
See how how technological and scientific advances propel one another forward through an example that connects the cathode ray tube to modern DNA technologies.
Biologist Maria Viteri uses data she collected herself, as well as evidence collected by other scientists for other projects, to better understand how animals are affected by humans living near them.
Find out how the scientific community discovers and deals with fraud and bad scientific behavior in the story of Stanley Pons and Martin Fleischmann's "discovery" of cold fusion.
Follow a group of scientists as they work together to understand - and then help fix - a problem that threatens the future of the planet: a hole in the ozone layer.
Paleontologists literally piece together fossils to gain a better picture of a fierce predator in the Cambrian seas.
Topics:
The iterative process of science
Disciplines:
biology
Earth science
Format: single page
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