Self-Healing Materials

"e-Therapy" has come a long way since the (slightly tongue in cheek) days of ELIZA, a very early attempt at computer based psychotherapy. ELIZA was little more than an algorithm that spotted patterns in words and returned empty, yet meaningful-sounding questions back at the user. ...  Show more

Dr Hannah Fry investigates the hidden patterns behind terrorism and asks whether mathematics could be used to predict the next 9/11.When computer scientists decided to study the severity and frequency of 30,000 terrorist attacks worldwide, they found an distinctive pattern hiding ...  Show more

Scientists have uncovered the Roman recipe for self-repairing cement—which could massively reduce the carbon footprint of the material today. 

Things in life tend to fall apart. Cars break down. Buildings fall into disrepair. Personal items deteriorate. Yet today’s researchers are exploiting newly understood properties of matter to program materials that physically sense, adapt, and fall together instead of apart. These ...  Show more

In this episode:00:45 A recyclable 3D printing resin from an unusual sourceMany 3D printers create objects using liquid resins that turn into robust solids when exposed to light. But many of these are derived from petrochemicals that are difficult to recycle. To overcome this a t ...  Show more

In the past two years, there has been an explosion in the number of papers published relating to 'skeletal editing', a technique that allows chemists to precisely edit a molecule by deleting, adding or swapping single atoms in its core.Although many of these methods are early in ...  Show more