How fish won the oxygen war
(Phys.org) —A missing link in the story of how the fishes triumphed over toxic oceans and past climate changes has been revealed by an international team of scientists.
New setup for hybrid photoacoustic and ultrasound imaging with optical ultrasound detection
Photoacoustic (PA) imaging is a method to visualize structures with optical contrast in biological tissue. Despite the strong optical scattering in tissue, high resolution images in the visible and near infrared ...