The Pulse Archive

How science is used in criminal investigations — and what happens when it’s not as reliable as we might think.

Tales of adventure from the wild — in search of lost and elusive species.

We explore our relationship with alcohol — why we consume it, how it affects us, and when it’s time to quit.

A lost Philadelphia observatory once used to track the transit of Venus may be the place where the Declaration of Independence was read publicly for the first time.

On this episode, we commemorate America's 250th anniversary, and we explore how science and innovation helped build a new nation.

Pepper pot soup was known as a survival meal during the American Revolutionary War, but the stew's African and Caribbean roots are often overlooked.

A look at the lingering effects of serious medical events, and what true healing really means.

On this Father's Day special, researcher Darby Saxbe talks about her new book, “Dad Brain: The New Science of Fatherhood and How It Shapes Men’s Lives.”

What “musical daydreaming” is, and why it’s good for our brains.

From abortion to medical marijuana, a look at how politics and the law impact our healthcare

A look at the science of designing a happier life — from reverse-engineering joy to moments of serendipity.

We explore the world of color — from how we perceive it, to efforts to describe and differentiate its many shades.

When disaster strikes and the chips are down, who makes it out alive?

A look at the transformations brought by motherhood, from how it rewires the brain to changing our sense of self.

Why psychedelics are gaining ground as powerful mental health treatments, and the science behind how they work.