Paleontologist Kirk Johnson explores the dynamic history—and future—of ice at the poles.
Asteroid samples and strange space molecules wowed us—while past epidemics taught us valuable lessons.
Opening up the Tongass National Forest to additional logging and development could have serious implications for both the environment and the Alaska Native communities that depend on it.
Solar geoengineering is like drawing a curtain over the face of the Earth.
See how much CO2 we add to the atmosphere each year.
In honor of Hispanic Heritage Month, world-renowned photographer Cristina Mittermeier explains her philosophy behind conservation photography, mentorship, and the increased diversity she would like to see within the environmental movement.
Scientists look to geoengineering and other methods to cool the planet.
Explore the factors that have driven a change in fire policy—from an all-out effort to eliminate fires in forests to the strategic use of fire to meet land-management objectives and reduce long-term wildfire risk—in this video from NOVA: Inside the Megafire.
National corporate funding for NOVA is provided by Draper. Major funding for NOVA is provided by the David H. Koch Fund for Science, the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.