Ebola on the march!

Ebola on the march!
It’s “classic dogma”: Bad bacteria and viruses grow less dangerous over time. Not always! More »

Ebola’s end: History’s lessons

Ebola’s end: History’s lessons
As Ebola ravages West Africa, we seek answers in past epidemics. How did cholera, plague, smallpox end? Lacking drugs or a vaccine, how More »

Meet the mosquito: Annoying, deadly

Meet the mosquito: Annoying, deadly

Malaria is declining slowly, but skeeters carry other diseases, including dengue and West Nile. How do mosquitoes reproduce? What are More »

World Cup raises epidemic questions

World Cup raises epidemic questions
Brazil had 1.2 million cases of dengue (“breakbone”) fever last year. What is the threat to World-Cup spectators? How do scientists More »

The benefits of watching

The benefits of watching
A fascinating study taps “mirror neurons” to improve hand strength and dexterity. If I watch a movie of somebody cutting with scissors, More »

Cholera strikes Haiti, spreads

Cholera strikes Haiti, spreads
As Haiti copes with thousands of deaths, scientists try to understand how weather affects cholera, and how to battle a feces-borne More »

Happy Halloween!

Happy Halloween!
Halloween is supposed to be fun, but there’s a disturbing undercurrent of real belief in unreal stuff. Wish The Why Files luck as we More »