Earth Has Been Hiding a Fifth Layer in Its Inner Core
Scientists say they've detected a new, mysterious layer at the center of our home planet. The discovery could unearth more about Earth's history. ...read more
Author: Vishay Singh
How Ancient ‘Deer’ Lost Their Legs and Became Whales
Over millions of years, they traded in their legs for flippers, gained blow holes and evolved into the largest creatures on Earth. ...read more
What’s Really Going on When Your Head Aches?
Inflammation, tension and stress often cause the common headache. Migraines, however, strike nerves on a more complex level. ...read more
Is the Kinsey Scale of Sexual Behavior Still Valid?
The decades-old classification system for the study of sex may still have value, but new frameworks offer more. ...read more
How the Inca Built Machu Picchu
The city’s longevity attests to the craftsmanship and practical prowess of its builders. ...read more
Gastric Bypass: We’re Still Understanding the Benefits of Weight-Loss Surgery
Beyond helping people lose weight and keep it off, bariatric surgery could also resolve type 2 diabetes (but we aren’t totally sure why). The explanation may lie in our gut microbiome. ...read more
Free Online Hearing Tests: Why You Definitely Want to Take One
Views From Space Show Deadly Dust Storm Smothering a Vast Area of Asia
Satellite imagery reveals a sprawling cyclonic storm system spreading the dust across a half million square miles. ...read more
What Would Happen If the Earth Stopped Spinning?
The thought experiment reveals just how important our planet’s rotation really is. ...read more
Why Don’t Some People Seem to Get Hangovers?
There's no such thing as being "immune" to hangovers. But your genes, your beverage choice, and how much you drink all contribute to your morning-after misery. ...read more