Once in a while, we have an invention that changes the world completely, permanently and irreversibly. With the atomic bomb, came the ability to destroy the entire human race in an instant. With penicillin, deaths from paper cuts became obsolete. With satellite TV, stories from around the world entered our living rooms. This century’s great […]
Do jellyfish sleep?
Sleep remains highly elusive to both scientists and students. Questions, such as ‘why do we sleep?’ and ‘when did sleep first evolve?’ plague sleep scientists in the same way that questions such as ‘when will sleep come next?’ and ‘why is it two days past my bedtime?’ plague the general student population. Until very recently, […]