In this Click & Learn, students explore mathematical models that describe how populations change over time and apply these models to the invasive lionfish population in the Bahamas. They also use data from other species to learn how density-dependent factors limit population size.

This three-part animation series explores the biology of the virus SARS-CoV-2, which has caused a global pandemic of the disease COVID-19.

The added information provided at pause points within the animation Coral Bleaching allows for a richer exploration of coral reefs, symbiosis, and other topics in biology.

Desperate to solve the deadly conundrum of COVID-19, the world is clamoring for fast answers and solutions from a research system not built for haste.

In this activity, students learn about the factors that regulate the population sizes of wildebeest and buffalo in Serengeti National Park.

Across the U.S. and in Europe, researchers and health officials say they can track the course of a community outbreak of the new coronavirus by studying the waste flushed from its bathrooms. And that can provide a valuable addition to public health tools, they say.

The flu vaccine did a disappointing job last winter in the U.S., and officials worry that might be a bad sign for the fall.

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

In this activity, students evaluate a science news article to determine whether it is a trustworthy source of information.

Masks and social distancing can help control the coronavirus but hand washing and other measures are still needed, a new analysis finds.

Inside the U.S. and Panama’s long-running collaboration to rid an entire continent of a deadly disease.

This activity explores content presented in the animated video Solving Crimes with the Necrobiome, which describes the microbial changes associated with decomposing corpses.