Danger: Life without vaccine

Danger: Life without vaccine
Vaccines. Gene-modified food. Climate. We're awash in science skeptics. Is this an anti-science mood, or something more complicated? More »

Stem cell advance

Stem cell advance
Stem-cell therapy is inching ahead. The study did not prove that it works, but other trials are started up. What took so long? More »

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
Are large gatherings–like sporting events and religious pilgrimages–hotbeds for illness? How do scientists prepare for outbreaks? 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 »

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 »

West Nile virus running wild

West Nile virus running wild

Mosquitoes spread a lot of disease, but they are not just “flying hypodermic needles.” As we rush to protect ourselves against a virus More »

Finding the killers — in advance

Finding the killers -- in advance

Can we spot young, male, angry, frustrated killers in advance? Will science help us identify them in time? Lessons from the past. More »

Know thy genes, know thyself?

Know thy genes, know thyself?

Advances in genetics raise the stakes in genetic counseling, but the genetic role in disease can be complicated, elusive. What role do More »