It is hard to live without a good night’s sleep. However, 22% of the people in industrialised countries do that regularly, when they work in shifts, including those during the night. Working in different shifts disrupts the body’s circadian rhythm—a natural process in our body that regulates the sleep-wake cycle.
IIT Bombay researchers use a robot that mimics animal movements to study how homing animals efficiently return home without getting lost or being late