Physics, Birding and Blindness https://validator.w3.org/feed/docs/rss2.html Un-bird-end by What has Bin: No More eBird for this Birder Recent Posts Initial Reviews of my Book: Many Good, One Rather Inexplicable A Year of Tracking The 100th Highest All-time World Species Count on eBird About You Will Now Need 5,000 or More Birds To Make the Top 100 (World/All-time) Page on eBird Unreported Species in eBird – Updated Cumulative eBird Species Over Time eBird Cartograms for US Counties eBird Species Cartogram for the United States Reshaping the World with eBird Data Thirty Years of eBird “Top 100” Data Raspberry Pi Automated Bird Recording System, Improved An Automated Bird Recognition System Using The Raspberry Pi Winged Beauties in Spain and Rome Errata, Some Fractals and Musings on Mandelbrot Why Is Vision Considered More Important Than Hearing? How Electromagnetism Arises from Local Gauge Symmetry in Quantum Mechanics Anti-Reflection Coatings Part III: Oblique Incidence Anti-Reflection Coatings, Part I: Single Layer Anti-Reflection Coatings Part II: The Transfer Matrix Method Blind Life Cafe Interview The Physics of Birds and Birding: The Sounds, Colors and Movements of Birds, and Our Tools for Watching Them The Physics of Roof Prisms and Phase Coatings, Simplified: Part I The Birding Game, Anki, and Dragonflies The Physics of Roof Prisms and Phase Coatings, Simplified: Part III More Thoughts on Bird Names and Barriers Downy Woodpecker on the Down-low Defining a Big Day with Media Some Thoughts on Bird Names and Barriers The Physics of Parabolic Microphones: Frequency Dependence of Gain The Physics of Roof Prism and Phase Coatings, Simplified: Polarization Effects On the Passage of Linearly Polarized Light through an Uncoated Roof Prism Technical References for Roof Prism Resolution Loss, Phase Coatings, and Related Topics The Physics of Roof Prisms and Phase Coatings, Simplified: Part II The Physics of Roof Prisms and Phase Coatings An Unusual Day of Thanks in September, 1869 Global Big Years and Day Jobs Birding in the Tunnel A Global Big Working Year for Charity Confusing Birds: Kalij or Silver Pheasant? Minimal Number of Birding Sites Needed to Record Every Order? Bird Name Trivia Quiz, Part 1: Numbers Bird Name Trivia Quiz, Part 2: Honorifics Bird Name Trivia Quiz, Part 3: Colors Another Mammal Robbing Our Feeders Guanacaste, Costa Rica, Feb/Mar 2020 Stuck in Peru, Part I Stuck in Peru – Day 13 Stuck in Peru – Day 14