In the study, human subjects viewed a series of quickly flashed images, and reported which ones they saw and which they could not see, while their brain activity was monitored using magnetoencephalography
This suggests that the evolutionary pressure to conserve these resistance genes has existed for millions of years—not just since antibiotics were first used to treat disease
Analysis of the partial fossilized skeleton, investigators say, shows that Lucy’s upper limbs were heavily built, similar to champion tree-climbing chimpanzees
The current Zika virus outbreak, which began in 2015 and is spread through mosquito bites and sexual intercourse, has been confirmed in 47 countries and has affected 1.3 billion people around the world
"In an era when there are still few women CEOs and we have yet to elect a woman president, it is important to understand how much motherhood affects the careers of women at the top and to consider how this can be changed," researcher says