A new version of the human reference genome incorporates genetic data from 47 individuals from around the globe, deepening scientists' view into how genes work.
Reproductive hormones may interfere with sleep quality and affect dreaming at different stages of the menstrual cycle.
Piranhas had become accustomed to the free food discarded in the river. Once first blood was drawn, the school attacked en masse.
The white snake was safely captured by wildlife experts in India before being released back into the wild.