Images of children dominate the winners of this year's Taylor Wessing Photographic Portrait Prize, now on display at London's National Portrait Gallery.
Scientists announced Thursday that they created a safe, effective vaccine to prevent Ebola. They don't know yet how long the protection will last, but it will bring outbreaks to a screeching halt.
Scientists say the vaccine would prevent outbreaks on the scale of 2013's in West Africa. Steve Inskeep talks to Dr. Anthony Fauci, head of the National Institute of Allergy and Infectious Diseases.
A UNESCO survey shows that school books often minimize, brush aside or misrepresent important issues, from gender equality to environmental protection.
An industry-funded study questions the evidence behind guidelines on daily sugar intake. Public health experts call the controversial findings an industry attempt to undermine scientific consensus.