CBS News, TIME Partner For Brain Series Can new human brain cells be made? Can memory reduction become reversed? Is it feasible that a girl in a vegetative state for more than 20 years could actually have heard throughout that time? As 21st hundred years science and technology open the brain to exploration as nothing you’ve seen prior, once accepted truths are getting challenged now. The series ran in conjunction with Period.com’s in-depth reporting on the subject.Typhoid presents no direct threat to people surviving in america, where clean water products and good sanitation prevent contact with the bacterias, said Dr. Henry Chambers, chief of infectious illnesses at San Francisco General Hospital and a professor at the University of California, San Francisco. But travelers headed to typhoid-ridden parts of Africa and Asia should make sure they receive a vaccination before heading there, Chambers added. 15 superbugs and various other scary illnesses Drug-resistant superbugs are known as nightmare bacteria because they’re so difficult to kill Dr.