Chinese scientists unveil a new material that heals itself like human skin
WHY THIS MATTERS IN BRIEF Up until now most self-healing materials have either been hard, or soft, and that narrows their number of applications, this new material is the first to have the best of both worlds. Imagine a smartphone, or window, that can heal from cuts and scratches...
The US and China are developing supersonic submarines
WHY THIS MATTERS IN BRIEF The world’s military powers are pushing the boundaries of speed – underwater. Water is a thousand times more dense than air and as any of you who swim will know this difference in density creates a huge amount of drag. But for submarines the problem is...
