In this activity, students investigate the phenomenon of lactase persistence by making sense of a series of data sets.
Biochemistry & Molecular Biology
Genetics
Evolution
Lessons
High School — General
High School — AP/IB
College
The Beautiful Undammed
Release Date
Duration 00:27:51
After a dam removal on Washington’s Elwha River, scientists are chronicling a story of ecological rebirth. Recovering salmon populations are transferring critical nutrients from the ocean into the forests, enriching the entire ecosystem.
The first gene therapy for a deadly form of muscular dystrophy received preliminary U.S. approval on Thursday despite concerns from some government scientists about the treatment’s ability to help boys with the inherited disease.
In this Educator Voices article, professor John Moore describes a "backwards" approach to teaching energy use in cells that traces the process from ATP in use back through glycolysis.
This interactive module can be used to model infectious disease spread in a population. It includes background on the SIR model and two simulators for modeling disease spread on different scales.
This Click & Learn traces the flow of energy from the Sun all the way to cells within organisms. The embedded questions and calculations guide students’ understanding of how energy is distributed through a variety of ecosystems.
A new study that analyzes data from more than 50,000 amateur stargazers finds that artificial lighting is making the night sky about 10% brighter each year.