Stories by Everyday Einstein Sabrina Stierwalt

Your sense of smell may be a better memory trigger than your sense of sight. Here's why a whiff of apple pie may instantly transport you home in your mind

About a third of Americans believe astrology is "very" or "sort of scientific." But does being a Pisces, Virgo rising really matter in the eyes of science?

Did you ever gaze longingly at the stars and swear you'd be an astronaut when you grew up? Here's what it takes to qualify for the NASA astronaut program

The Mariana Trench in the Pacific Ocean is so deep your bones would literally dissolve. What's down there in its black, crushing depths?

Lots of things seem to trigger the involuntary reflex known as the hiccups, but does science understand why that reflex happens in the first place?

Some famous musicians—from Mariah Carey to Jimi Hendrix—have a gift known as perfect pitch. What is it? Could you have it, too?

Most of us have experienced deja vu—that sensation when new events feel eerily familiar. Could this "glitch in the Matrix" be a brain short-circuit?

Every time you turn around someone is suggesting aromatherapy. Essential oils are a $1 billion industry, but are they effective?

There’s a portal to the center of the earth in the wreckage of an abandoned project site in Murmansk, Russia. What’s it for? And why is the Internet Googling “Kola Superdeep Borehole screams?”

We laugh even before we can speak. But why? Science has some answers to the mystery of human laughter, and some of them might surprise you

Put down that jelly donut and learn the evolutionary science behind why sugar makes us salivate

It itches, it oozes, it drives you crazy! Here are all the surprising ways you can end up getting a poison-ivy-like reaction and how to avoid them

Eerie images from the site of the Chernobyl nuclear disaster still haunt us 30 years later

Microplastics are everywhere. They've made their way into our food and water supply. There's no doubt we're ingesting them. Are they harmful?

If we can predict hurricanes, floods, and tornados to differing degrees of reliability, why don’t we know when the next big earthquake will come?

Everyday Einstein interviews exoplanetary scientist Moiya McTier to learn about the process and why we can trust scientific papers

How much do you know about the largest human-made object in space? Here are cool facts about what it is, who lives there and where you can see it

About 70 percent of our planet’s surface is covered with water, and it plays an important role in our daily lives. But how did water get on Earth in the first place?

The Cordyceps fungus is said to have the power to fix a host of health problems, from muscle fatigue to diabetes. But are the claims too good to be true?

A zombie takeover is science fiction, right? Well, it turns out some zombies already exist in nature and “life” after brain death might not be so far-fetched

How does drinking coffee help your body and your brain?

How do wind turbines convert wind into electricity? And can living near one really affect your health? Everyday Einstein explains

Everyday Einstein looks at two new studies that blame volcanoes and asteroids

Why can’t astronomers decide on whether or not Pluto is a planet? Everyday Einstein explains the controversy about our faraway neighbor