Do Tall People Have a Higher Risk of Cancer?

We review the research on the correlation between height and cancer risk.

What Causes Brain Freeze AKA Ice Cream Headaches?

Brain freeze, or the ice cream headache, is still little understood.

A Long Overdue Ban on Trans Fats

The FDA is banning trans fats in food.

The How of Seasonal Allergies

Allergies, how do they work?

The Power of Placebo

Why - and when - is placebo effective?

Do Vitamin Supplements Cause Cancer?

There's been a long history of research on vitamin supplements and their potential cancer risk.

What Happens When You Crack Your Knuckles?

Where does the sound of cracking knuckles come from, and is it dangerous?
Paganini's Bloodletting Kit 
Courtesy of Schubertiade Music & Arts

The Vampire Virtuoso? Paganini’s Bloodletting Kit Is for Sale

Paganini's personal bloodletting kit contains three domed-shape glasses with brass twist spouts and a brass scarification (scraping) tool.

So You Want to Move to Mars?

A Dutch non-profit plans to send voyagers on a one-way trip to Mars
By DFID - UK Department for International Development (Flickr: Bracing for a short, sharp jab) [CC BY 2.0 (http://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons

Should Vaccination Be Compulsory?

While science is clear that vaccines are safe and effective, it is silent on whether or not mandating compulsory vaccination is the right thing to do.