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"Your source for the latest research news." Views expressed in this science and technology update are those of the reporters and correspondents. Accessed on 24 February 2025, 0311 UTC. Content and Source: https://www.sciencedaily.com. Please check link or scroll down to read your selections. Thanks for joining us today. Russ Roberts (https://hawaiisciencejournal.blogspot.com). Forwarded this email? Subscribe here for more ScienceDaily: Featured - February 23, 2025 Featured research news Feb 24 READ IN APP Breathing and vision may be linked Researchers have discovered a fundamental mechanism that affects the size of the pupil, namely our breathing. The study shows that the pupil is smallest during inhalation and largest during exhalation -- something that could affect our vision. Iozzzk/Shutterstock.com Thank you to our 3D printing sponsors at Toybox ! Inspire the Next Generation of Creators Toybox makes 3D printing fun and easy fo...