The future’s uncertain—but noradrenaline can help us adapt

A brain chemical called noradrenaline is responsible for our responses to uncertain situations—helping us to learn quickly and adapt our behaviour, a new study has found. The COVID-19 pandemic has plunged us all into a state of uncertainty. In a rapidly changing situation where it is hard to know what will happen next, making decisions […]

Hand-made tale: Indian amputee’s new lower limbs adapt to her body

When amputee Shreya Siddanagowder was offered new hands, the Indian student didn’t hesitate—even though they were big, dark and hairy, and once belonged to a man. Now though, not only have her new hands become more slender, they have also changed colour to match her skin tone, mystifying the doctors who carried out the rare […]