World Cup raises epidemic questions

World Cup raises epidemic questions
Are large gatherings–like sporting events and religious pilgrimages–hotbeds for illness? How do scientists prepare for outbreaks? 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. The Why Files tours the occult. More »

Sweet and sour!

Sweet and sour!
Study finds added sugar — equal to 3 cans of soda a day — doubles death rate among female mice, and impairs male reproduction. Even More »

Bugs for dinner!

Bugs for dinner!
What about farming insects? 2 billion people eat insects, and more should be, according to the UN. As the planet searches for protein More »

Giving the ultimate gift

Giving the ultimate gift

Listing your Facebook status as “organ donor” seems to induce friends to sign up at organ registries. A new study finds a strong quick More »

Monkey: When in Rome…

Monkey: When in Rome…

If you teach a group of monkeys that blue corn tastes yucky, they switch to pink corn. What happens when a monkey raised to detest pink More »