World Topics

Dec 16, 2014

Mosquito-borne dengue targeted by antibody with hope for vaccine

Scientists have discovered new antibodies that neutralize viruses that cause dengue, potentially putting a universal vaccine within reach for a mosquito-borne illness that strikes an estimated 400 million people a year. The antibodies are effective against all four dengue viruses, according to an article ...

Dec 16, 2014

Ancient DNA reveals history of horse domestication

Speed, smarts, and the heart of a champion: using genomic analysis, scientists have identified DNA changes that helped turn ancient horses such as those in prehistoric cave art into today’s Secretariats and Black Beautys, researchers reported Monday. Understanding the genetic changes involved in equine ...

Dec 16, 2014

Ebola toll rises to more than 6,800: WHO

More than 6,800 people have now died from the Ebola virus, almost all of them in West Africa, the World Health Organization said Monday. The U.N. health agency reported that as of Saturday, there had been 18,464 cases of infection from the deadly virus ...

Ebola fighters face new problem: bad data

Dec 14, 2014

Ebola fighters face new problem: bad data

As health officials struggle to contain the world’s biggest-ever Ebola outbreak, their efforts are being complicated by another problem: bad data. Having accurate numbers about an outbreak is essential not only to provide a realistic picture of the epidemic, but to determine effective control ...

Deal reached at U.N. climate talks in Peru

Dec 14, 2014

Deal reached at U.N. climate talks in Peru

After late-night wrangling at U.N. talks in Peru, negotiators early Sunday reached a compromise deal that sets the stage for a global climate pact in Paris next year. The main goal for the two-week session in Lima was relatively modest: Reach agreement on what ...

Dec 13, 2014

U.N. climate talks deadlocked over scope of pledges

U.N. talks on a new global warming pact spilled into the weekend as negotiators bickered over what kind of information to include when countries unveil their contributions before a key summit in Paris next year. The yearly climate meetings rarely close on time and ...