New malaria vaccine delivered for the first time
The Central African Republic is the first country to receive thousands of doses of a new malaria vaccine recommended by the World Health Organization last October.
(Image credit: Yasuyoshi Chiba)
The Central African Republic is the first country to receive thousands of doses of a new malaria vaccine recommended by the World Health Organization last October.
(Image credit: Yasuyoshi Chiba)
A study of tiger beetles has found a possible explanation for why they produce ultrasound noises right before an echolocating bat swoops in for the kill.