Diving in Easter Island. The main attraction for divers is Easter Island, which lies 2,300 miles offshore. The island rests on a broad submarine volcanic ridge that supports 144 species of algae and 111 species of tropical and pelagic fish. Six species of corals grow in shallow water around the island, though there are no coral reefs.
Fingerprinting is still common and accurate no one person has the same fingerprint, palm print, foot print which means if a match occurs with a print it is very likely to be correct. Lie detectors are becoming more advanced, but until they are able to detects lies then they should not be used in court. Sources. http://www.howstuffworks.com... http://www.time.com... http://www.dna-geneticconnections.com...
The polygraph or simply called lie detector is commonly used in police investigation especially in the United States such as FBI, CIA, and other federal and state governments including private entities for at least 60 years. The lie detector uses the galvanic skin response to determine if the subject is lying or not.nother clear example is that when a person is experiencing a certain emotion like fear, the sweat glands secrete more fluid that makes electric current to flow easily. As such, GSR results are commonly used for relaxation training.