Tuberculosis(TB) has claimed 1.8 million human lives globally according to World Health Organization, in 2015. Despite Bacillus Calmette-Guerin (BCG) vaccine, the only available vaccine for TB, currently one-third of the world is latently infected with TB due to the incompetence of BCG in adults against Mycobacterium tuberculosis, the bacteria responsible for TB.
New research reveals that a unique Indian skink species arrived on the subcontinent by rafting across the ocean from Southeast Asia millions of years ago, a journey made possible by fluctuating sea levels.