The killings are often swift and brutal: An overwhelming force of chimpanzees will pin their fellow primate to the ground as dozens of attackers commence to biting, punching, kicking and ripping at the victim's body. ;
An experimental drug designed to halt replication of the deadly Marburg virus -- a relative of Ebola -- has proved effective in monkeys, even after they had been infected for three days, research shows. ;
ISEE-3, the vintage satellite that was retired by NASA and reactivated by a private group of scientists and engineers, will make an historic swing past the moon on Sunday as part of its long journey around the sun.
An experimental serum given to Christian aid workers infected with the deadly Ebola virus was manufactured by a San Diego pharmaceutical firm using plants, the company and U.S. health authorities disclosed Monday.
For doctors and public health officials trying to contain the Ebola epidemic, the dearth of drugs and vaccines is only part of the problem. Once these medicines become available, there certainly won't be enough of them to go around.
International efforts to halt the spread of Ebola in West Africa will take many more months as crushing poverty, dysfunctional health systems and widespread fear continue to fuel the epidemic, according to world health officials.
The FDA has authorized use of an unapproved Ebola virus test under a special emergency-use provision, although efforts to develop a vaccine for the deadly illness are unlikely to bear fruit until 2015, officials say.
As international medical providers warned Friday that the Ebola virus threatened to rage "out of control" in West Africa, a top U.S. health official said that proper medical care and infrastructure could greatly reduce Ebola's lethality.