Football isn’t just a contact sport — it’s a dangerous game of massive bodies colliding into one another. And while it may seem obvious that this sport can do extraordinary damage to brains and bodies ...

It’s been a struggle to stay warm in the Midwest and Eastern US this week as the polar vortex has paid us a rather unwelcome visit. There have been at least nine deaths linked to the frigid temperatur ...

David Dunning, a psychology professor at the University of Michigan, has devoted much of his career to studying the flaws in human thinking. It has kept him busy. You might recognize Dunning’s name as ...

Smoking is the leading preventable cause of death in the US, and vaping companies have long claimed their e-cigarettes can help smokers quit. But what do we really know about how well they work? The s ...

Winter ice sports depend on this one fact: Ice is slippery. The low friction of ice is why speedskaters can reach 35 mph, why figure skaters can twirl in dizzying circles, and why a 40-pound curling s ...

Photos of life in the polar vortex. It’s hard to comprehend temperatures of minus 20 degrees Fahrenheit. That’s much, much colder than the temperature the standard home freezer keeps food at (which is ...