Beam Of Light Shone All The Way Through A Human Head For The Very First Time. ... The major one is that it can’t look very deep, generally only allowing for a view of the top 4 centimeters ...

More information: Jack Radford et al, Photon transport through the entire adult human head, Neurophotonics (2025). DOI: 10.1117/1.NPh.12.2.025014 Provided by University of Glasgow ...

For details see the original Gold Open Access article by J. Radford et al., “Photon transport through the entire adult human head,” Neurophotonics 12(2), 025014 (2025), doi 10.1117/1.NPh.12.2. ...