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In this card activity, students investigate the functions of major digestive organs.

In this phenomenon-driven activity, students investigate how cells are signaled to make melanin and explain how mutations in melanin pathway proteins affect the coat color of various organisms.

This highly customizable activity guides students through organizing and documenting spreadsheet data during a class investigation.

Britain’s fertility regulator on Wednesday confirmed the births of the U.K.'s first babies created using an experimental technique combining DNA from three people, an effort to prevent the children from inheriting rare genetic diseases.

Scientists are using human stem cells to create a structure that mimics a pre-embryo and can serve as a research alternative to a real one.

In this activity, students work with authentic research data to explore the impact of poaching on African elephants.

Scientists have discovered the ultimate case of regeneration: Some decapitated sea slugs can regrow hearts and whole new bodies.

Identical twins are not exactly genetically the same, new research shows.

For centuries, scientists have obsessed over a primordial blob that can shape-shift, clone itself, and live indefinitely.

For the first time, a blood test has been shown to help detect many types of cancer in a study of thousands of people with no history or symptoms of the disease.

This activity explores an image of a moth with unusual markings on its wings, which serves as a phenomenon for learning about mimicry and adaptation.

This activity guides the analysis of a published scientific figure from a study that explored the evolutionary origins of parasitic beetles that mimic army ants.