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36:19
Why Gender-Affirming Healthcare Is ‘Lifesaving Care’
Two medical providers discuss how gender-affirming healthcare helps transgender kids—and adults—figure out who they are. Plus, what opponents get wrong about what this care does.
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.
12:12
It’s Okay To Be Confused About J&J’s Vaccine
The emergence of very rare complications when a vaccine is introduced isn’t surprising. Here’s what the FDA’s next steps could look like.
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.
12:06
Understanding St. Vincent’s Volcanic Eruption
The Caribbean volcano has a long legacy of impact on the island. A volcanologist puts that in context with its most recent eruption.
8:06
How Many T-Rexes Once Roamed the Earth? Maybe Billions
Scientists recently calculated that 2.5 billion individual T-Rexes roamed the Earth during the Cretaceous period.
8:54
Pterosaurs Had A 40-Foot Wingspan And A Giraffe-Like Neck
Recent research into the pterosaur’s vertebrae sheds light on the evolution of flight.
1:45
SciFri Soundscape: Justice In The Jungle
Scientists are using acoustic monitoring devices in Guatemala and Honduras to help curb jaguar poaching.