Medicine & TechnologyOur memories aren't as permanent as we once thought, Scientists believe unhappy memories can be deleted or replaced with happy ones.
The man from Russia who volunteered in the world's first human head transplant said he is ready to take the risks. Valery Spiridonov's condition made him decide to volunteer for the sake of medical experiment.
Researchers are finding a way to make the ingestible snake robot very helpful in treating digestive diseases. the snake robot can slither through the intestines and check to see what's inside.
The world's first human head transplant operation will be performed in December. The idea is insane, but is hoped to be successful for the sake of the volunteer and science.