Typhoid Mary Was a Real, Asymptomatic Carrier Who Caused Multiple Outbreaks
In the early 1900s, Mary Mallon worked as a cook — and spread typhoid fever to the families she worked for. ...read more
Author: Vishay Singh
What Would Happen If We Didn’t Have Vaccines?
Immunizations are intended to stop diseases like the coronavirus. But there are a range of other long-term societal benefits from vaccines. ...read more
The Path to Ingenuity: One Man’s Decades-Long Quest to Fly a Helicopter on Mars
NASA is about to fly a rotorcraft on another planet for the first time. And for the engineers who built the Mars Ingenuity helicopter, it's a Wright brothers moment. ...read more
Do IQ Tests Actually Measure Intelligence?
The assessments have been around for over 100 years. Experts say they’ve been plagued by bias, but still have some merit. ...read more
How to Explore the Stars Without Ever Leaving Home
A "Dynamic Orbital Slingshot" could be just the thing for visiting interstellar comets while they're blazing through our solar system. ...read more
The Expedition to Heaven on Earth
At the top of Everest, where the ground juts up toward space, the highest-altitude weather stations are now taking stock of our changing planet. ...read more
Pregnant During the Pandemic: How Does COVID-19 Affect Expecting Women and Their Babies?
Several research groups are still trying to tease out the long-term consequences. ...read more
The U.S. Isn’t in a Second Wave of Coronavirus — The First Wave Never Ended
The U.S. as a whole is facing a huge surge in coronavirus cases, but the differences between states like New York and Florida are striking. ...read more
Vibrators Had a Long History as Medical Quackery Before Feminists Rebranded Them as Sex Toys
In the 1930s, a vibrator was just another household appliance. ...read more
What Is Dexamethasone? About the Life-Saving Drug Repurposed for Coronavirus
Preliminary results of a study show dexamethasone improves survival more effectively than remdesivir among severely ill COVID-19 patients. ...read more