Medicine & TechnologyA new study examined the structure of an elephant's trunk and how it moves flexibly without bones. Methods used for motions pictures like Lord of the Rings and Avatar made the observation possible.
Orgasm in men is straightforward and clearly a no-brainer since sperm needs to be ejactulated inside the vagina to reach and fertilize the egg cell. On the other hand, female orgasms are not necessary for reproduction. So why do female orgasms occur?