Small monkey experiments raise some hopes—and many questions

A little-known strain of Ebola virus is behind an ongoing health emergency, prompting researchers to call for the acceleration of vaccine candidates against such infections

With no approved vaccine for the fast-growing Ebola outbreak in the DRC, experts weigh testing one with unknown protection.

Testing, sequencing, and clinical trial efforts spring to life as Bundibugyo virus spreads

Small monkey experiments raise some hopes—and many questions