12:14
World Leaders Gather Virtually For Climate Summit
Forty world leaders attended to discuss how each country would commit to decreasing emissions.
16:36
The Dazzling Rufous Hummingbird, Threatened By Climate Change
The population of one of the most common hummingbird species in the U.S. is plummeting. Climate change may be the culprit.
16:21
What Does It Mean To Be Alive?
Science writer Carl Zimmer explores the complicated search for a definition of life.
12:51
Setting New Goals At An Earth Week Climate Summit
The European Union is targeting climate neutrality by 2050, and the Biden administration has announced a national goal of a 50% reduction in carbon emissions by 2030.
The Fiery Hummingbird Of Isla Robinson Crusoe
The Juan Fernández Firecrown hummingbird is a magnificent, isolated castaway that had evolved to look unlike others of its kind.
10 Questions With The Father Of Environmental Justice
Since 1979, Robert Bullard has studied the disproportionate impacts of pollution on communities of color. He reflects on the past and future of the environmental justice movement.
Earth Day And The Evolution Of The Environmental Movement
From the first Earth Day in 1970 to today’s youth climate strikes, researchers and activists look back at the decades-long fight for a healthy planet.
17:29
The Plight Of The North Atlantic Right Whale
Human activity is responsible for the sharp decline in North Atlantic right whales. A new documentary sheds light on why.
17:24
Conserving More Than Just the Planet’s ‘Beloved Beasts’
A new book looks at the history of some of the conservation movement’s key figures.
1:45
SciFri Soundscape: Justice In The Jungle
Scientists are using acoustic monitoring devices in Guatemala and Honduras to help curb jaguar poaching.