The researchers found the enzyme, pyruvate kinase, switches between providing fuel for existing cells and forming material for new cells.

BBC: Enzyme switch may help 'slow cancer tumour growth'

As a microplate rotates, it accumulates material at its edges, forming a spiral-like shape.

ECONOMIST: Geophysics

The technology does exist to cut out mobile phone signals altogether, by forming a Faraday shield, or an enclosure made of conducting material.

BBC: Who, What, Why: How do you stop mobiles in concerts?

The material can heal within minutes of cuts through fast-forming hydrogen bonds, rivaling some of its peers, but also includes nanoscopic nickel particles that keep a current flowing and even respond to flexing or pressure.

ENGADGET: Stanford self-healing plastic responds to touch, keeps prosthetics and touchscreens in one piece