The Pulse Archive

Zoologist Bill Schutt says teeth are power tools for survival. He joins us to talk about his new book “Bite.”

On this episode, we take a look at some of the hidden forces that shape our behaviors and decisions.

Virtual worlds allow us to reinvent ourselves and build new lives. But some of our troubles follow us there. A look at navigating community, love, and work in digital realms.

What is the future of psychedelic research after the recent FDA decision to reject MDMA as a treatment for PTSD?

Air conditioning is a century-old technology, but now companies are racing to reinvent it and lower its large environmental footprint.

Blast freezers freeze food super fast and at very low temperatures, which ensures freshness, and cuts down on food waste.

Amid the summer heat, we explore the history and future of cold technology, from innovations in freezing to the next generation of air conditioners.

GoFundMe can feel like a last option for people with large medical bills — but those who utilize public assistance will need to think twice before campaigning.

AI-powered therapy bots are gaining popularity, but researchers caution that not every service claiming to be a therapist qualifies as one.

Comedian Kelli Dunham accepts a challenge to head to Times Square in New York City to ask a few strangers for help.

We can all use an assist every now and then — but asking for it can be tough. We hear stories about the struggles of asking for help.

Before great white sharks, megalodons ruled the oceans. What researchers have learned about these apex predators and their extinction.

13 years ago, AJ Rotondella realized he could catch sharks from the beach. He’s been hooked ever since, even moving across states to chase sharks.

We take a deep dive into the secret lives of sharks — from their history, to the threats they face, to what makes them special.

Hospitals are legally required to care for undocumented patients in emergencies. But when a patient is too sick to be discharged, some turn to a controversial practice.