Hot water + high heat = shrinkage. Toss your cotton or wool item in the washer with hot water, then dry it on high heat to encourage it to shrink. Keep an eye on it. Check the garment periodically to ...

From houses to hearing aids, three-dimensional (3D) printing is revolutionising how we create complex structures at scale. Zooming down to the micro and nano levels, a process known as two-photon ...