Anesthetic drugs affect the brain. But to tell if a patient will remain unconscious during surgery, most anesthesiologists rely on heart rate, breathing rate and movement. Algorithms could improve this process.

Researchers have created a reference database of a blood marker that can be used to measure the disease state of patients with multiple sclerosis. They hope this will open the way to more targeted and personalised therapies.

A skin sensor developed at MIT is as thin as adhesive tape and sends signals - without a chip or battery. The device can vibrate in response to a person's heartbeat or the salt in their sweat, as well as generate a readable electrical signal.

Breakthrough in pulmonary research: An artificial mini-lung is set to open up new insights into diseases.