The human fingertip is an exquisitely sensitive instrument for perceiving objects in our environment via the sense of touch. A team of Chinese scientists has mimicked the underlying perceptual ...

A simple finger test which you can do yourself could reveal the presence of an underlying health condition, including lung cancer. The so-called Schamroth window test helps to identify a rare type of ...

A simple test that involves making a small diamond window with your fingers can help you to see the warning signs of a serious health condition, including lung cancer and heart disease, doctors say.