The cyclonically-rotating cloud feature moved across the East Pacific Ocean in mid-November, roughly midway between Hawaii and California. ...read more
Despite logistical and ethical hurdles, the ability to create genetic replicas could aid medical research and possibly save animals from extinction. ...read more
The bloodsuckers form tight-knit bonds, often huddling together for warmth, grooming each other and even sharing regurgitated food. In the process, they may develop similar gut bacteria. ...read more