The Pulse Archive

It’s the start of a new year — a time when lots of people are thinking about how they can improve their lives … and themselves. We ...

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 ...

Science journalist Ed Yong is a must-read — with his in-depth reporting, his beautifully told stories, and spot-on analysis. He is one ...

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

What does this “breakthrough” actually mean and why some are calling it a ‘scam.’

Whether we’re in a forest, a park, or in the middle of a city, wildlife is always close by. Birds flying overhead, deer peeking through ...

Chagas disease can lead to heart failure and damage to the esophagus and gastrointestinal tract. Roughly 20-30% of those who contract Chagas may be at risk of dying from it.

The death of a loved one can be shattering — especially when it’s unexpected. It destroys our feeling of safety, warps our sense of r ...

Francine Wheeler’s son, Ben, was killed in the Sandy Hook Elementary School Shooting in Newtown, Connecticut on December 14, 2012. For Francine, it was the moment that changed

Researchers find that pandemic grief is on par with violent-death grief — and what makes both so traumatic

Pain is powerful — and when it becomes chronic, it can be all-consuming. It takes over our minds, saps our energy, and becomes the focu ...

The bottom of the ocean seems like an unlikely place to be teeming with life — it’s dark, freezing cold, and subject to enormous pres ...

When Don Arndt discovered he had a bobbit worm in his aquarium, he knew it needed to go — what followed was a saga worthy of legend.

What we eat — and how our food is produced — is always changing. Over the past few decades, we’ve seen attempts to go from industri ...

How caffeine went from natural to synthetic and why we should maybe expect more of it in the future.