The Pulse Archive

On a technical level, noise and sound are the same thing: vibrating molecules that travel in waves straight to our ears. But when sound i ...

The soundscape of our lives changes depending on where we are — the murmuring of voices, birdsong in trees, the beeps and dings of tech ...

Noises can be painfully loud for people with hyperacusis, a rare hearing condition. When the March 2020 shutdown quieted the environment, less sound meant less suffering. 

It’s when a dark alleyway makes the hairs stand up on the back of our neck; when a mother just knows that something’s wrong ...

The human brain has an incredible capacity for processing information, from sensory data, to casual conversations, to everything we hear ...

Science is constantly propelling athletes to run faster, jump higher, push harder, and break records. Scientific advances have become suc ...

If there’s one thing humans can’t get enough of, it’s love. The spark of a first kiss, the warm glow of a happy couple — even if ...

A TikTok trend that claims to test if you’re really in love may have some real science behind it.

Tinder told this couple they were less than a mile away and sparked an intercontinental romance.

From Amazon to Angie’s List, Google, Facebook, and Yelp, we live in a world driven by feedback. In the best of circumstances, honest cr ...

This story is from The Pulse, a weekly health and scie ...

Sleep — we all need it, but most people aren’t getting enough of it. Ideally, we spend about a third of our lives asleep. When we’r ...

For a Philadelphia physician, rest seemed out of the question during the early part of the pandemic. But she learned an important lesson about the need to slow down.

Americans love their pets — as many as seven out of 10 households are home to cats, dogs, birds… or more unusual animal choices. ...

In some cities, like Philadelphia, people run afoul of the law by keeping chickens. But back in the old days, it was the natural order of things.