The technique means only two or three tiny key-hole incisions are made in the cornea, with the unhealthy section removed using special instruments and the donor cornea inserted through the opening.
Surgeons who do key-hole surgery have used 3D systems like this to train, but UK Haptics see their system as having a more widespread appeal to a large number of nurses.
One of the key discoveries in the black-hole story came from an analysis of just 150 photons (particles of light) that had spent 12 billion years traveling across the cosmos to us.
Looking back at the numbers, Dueker notes that context is key to understanding why markets performed so well in the aftermath of the last two Jackson Hole speeches.