DEADLY TARGET A human immune protein might combat the MERS virus, shown here in yellow in a camel’s cells. No vaccine currently exists for MERS, which has infected over 1,300 people and killed around 500 since the virus was first identified in 2012.
SIGNATURE SCENT By compiling and reanalyzing data, researchers now think that truffles, like this Italian white truffle (Tuber magnatum Pico), get their knock-your-socks-off smells with the help of their microbes.
K. Korlević/Wikimedia Commons (Public domain)
LASER TAGS Seven of the cells in this micrograph contain lasers in the form of plastic beads (green). The cells are enclosed in red; the nuclei are blue.
Aging may have developed in many species as a genetic mechanism to conserve future resources. If the controversial proposal is true, then scientists may be able to greatly extend life span by deactivating the machinery for aging embedded in our DNA.