Deadly Yellow Fever Outbreak in Brazil Sparks Fears of Zika-Like Epidemic

Brazilian authorities work to prevent history from repeating itself.


The Zika Virus Just Quietly Spread to Southwest Africa

While it’s only two cases so far, it’s a stark reminder of West Africa’s vulnerability to epidemics.

RECIFE, BRAZIL - DECEMBER 12:  Juan Pedro, who has microcephaly and turned 1 year old on December 4, is held by his godmother Sinthia on December 12, 2016 in Recife, Brazil. As many of the babies with microcephaly, believed to be linked to the Zika virus, turn 1 year old in Recife, doctors and mothers are adapting and learning treatments to assist and calm the children. Many of the children are suffering a plethora of difficulties including vision and hearing problems with doctors now labeling the overall condition as "congenital Zika syndrome." Authorities have recorded thousands of cases in Brazil in which the mosquito-borne Zika virus may have led to microcephaly in infants. Microcephaly results in an abnormally small head in newborns and is associated with various disorders. The state with the most cases is Pernambuco, whose capital is Recife, and is being called the epicenter of the outbreak.  (Photo by Mario Tama/Getty Images)

Condemned to Life in Zikaland

In Recife, Brazil’s ground zero of the Zika virus, a community struggles to deal with the devastating spread of microcephaly.

GBARNGA, LIBERIA - OCTOBER 07:  U.S. Navy microbiologist Lt. Jimmy Regeimbal prepares to test blood samples for Ebola at the U.S. Navy mobile laboratory of on October 7, 2014 near Gbarnga in Bong County of central Liberia. The U.S. now operates 4 mobile laboratories in Liberia as part of the American response to the Ebola epidemic. The disease has killed more than 3,400 people in West Africa, according to the World Health Organization.  (Photo by John Moore/Getty Images)

Zika Is Just the First Front in the 21st-Century Biowar

Why a new era of synthetic biology could make the dangers of the atomic age seem quaint.


Clinton Blasts Congress for Lack of Action as Zika Spreads in Florida

Clinton's comments come as the number of locally-transmitted cases rises again.


Here’s What You Need To Know About Zika As Florida Outbreak Grows

The CDC is confident the virus would be contained to Miami suburb.

A Research Scientist demonstrates how they will disect the mosquitos to collect the saliva glands, here using dead insects,  in the new mosquito harvesting labs at Sanaria Inc., a new Manufacturing Facility for producing the World's first "Whole-Parasite" Malaria Vaccine, 26 October 2007 in Rockville, Maryland. Sanaria in partnership with the PATH Malaria Vaccine Initiative, a nonprofit health initiative, is developing a new vaccine that uses a weakened form of the malaria parasite to fight the disease. The vaccines is expected to go to clinical trials in 2008 in adult US volunteers.      AFP PHOTO / TIM SLOAN                  =MORE PHOTOS IN IMAGE FORUM= (Photo credit should read )

Dear Washington: The Time to Prepare for Zika Has Come and Gone

Act now, or bear the blame for the virus's devastating effects.


Locally Transmitted Zika Arrives in the United States

Public health officials have been warning for months that the virus would arrive in the U.S.


Scared Stupid

Americans’ greatest fears are actually the least of their worries.

KENEMA, SIERRA LEONE - AUGUST 26:  A member of a volunteer medical team wears special uniform for the burial of 7 people, sterilized after dying due to the Ebola virus, in Kptema graveyard in Kenema, Sierra Leone on August 26, 2014. In recent months, Ebola  a contagious disease for which there is no known treatment or cure  has claimed at least 1429 lives in West Africa, mostly in Sierra Leone, Guinea and Liberia. (Photo by )

The Disease Detective Who Speaks the Truth About Epidemics

In the wake of Ebola and the Zika outbreak, a new book maps out the best, smartest ways to combat man’s greatest killers.


First U.S. Athlete Scratches Rio Olympics Over Zika Concerns

The U.S. cyclist is concerned about transmitting the virus to his pregnant wife.


U.S. Short-Handed on Mosquito Traps as Summer and Mosquitoes Arrive

High demand has the United States short on traps needed to slow Zika's spread.


Dramatic Rise in Zika Cases Among Pregnant Women in the U.S.

The looming public health crisis from the Zika virus in the U.S. just got a lot worse.

RIO DE JANEIRO, BRAZIL - OCTOBER 15:  Teens sit on a new sign reading 'Cidade Olimpica' (Olympic City) in the historic port district on October 15, 2015 in Rio de Janeiro, Brazil. Ahead of the Rio 2016 Olympic Games games, the port district is undergoing a controversial multibillion dollar urban renewal program although some projects have been delayed in the midst of Brazil's recession. Many parts of the port district retain descendants of African slaves along with Afro-Brazilian historical locations including the area where samba music is thought to have been born in Rio.  (Photo by Mario Tama/Getty Images)

Senator to WHO: Take Another Look at Whether The Olympics Is Such a Great Idea

Senator Jeanne Shaheen is calling for an evaluation of the potential public health risks posed by the Olympics.

Athletes compete during the Ibero American Athletics Championships men's 5000 meters final race, a test event for Rio 2016 Olympic Games at the Olympic Stadium in Rio de Janeiro, Brazil on May 16, 2016.  / AFP / YASUYOSHI CHIBA        (Photo credit should read YASUYOSHI CHIBA/AFP/Getty Images)

Anti-Zika Condoms Unlikely To Stop the Olympian Spread of Zika

A condom company announced that it will provide anti-Zika condoms to Australian Olympic athletes.

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