A friend recently insisted that I watch the video of a cornea transplant operation on his eye — in close-up living color.
Articles with 1992
Re-enactment of the first public demonstration of general anesthesia, 1846.
Red-tailed hawk in New York City • Photo by D. Fletcher (CC BY-ND 2.0)
Will blue elephants be next?
When I leave home to walk to school, my spouse always says to me, “Chet, keep your eyelids up, and see what you can see.”
Photo by Photos Hobby on Unsplash
The matter of the mind: How does it work?
Dear Mr. Raymo,
As you may recall, I wrote to you several months ago regarding the connection between quantum physics and consciousness. You replied by expressing skepticism that the “fuzziness” of the quantum world has anything to do with the freedom and creativity we associate with consciousness. If not, then how does physics explain these things?
Photo by Dexter Fernandes on Unsplash
Carbon is no Joe Schmoe
Each year around Christmas time, Science, the journal of the American Association for the Advancement of Science, chooses the most important science story of the previous 12 months.
A green flash at sunset • Images by Brocken Inaglory (CC BY-SA 3.0)
In pursuit of the elusive, ephemeral green flash
The sky is full of tricks of light. Daytime radiances include rainbows, sun dogs, coronas, and glories. Recently, from the coast of Alaska, I saw a circumzenithal arc, the rare and famous “backwards rainbow” that appears high overhead. At nighttime add moon bows, noctilucent clouds, the gegenschein, and zodiacal light.
Photo by Daan Stevens on Unsplash
No place for politics
Cancer. The Big C. The dread disease. AIDS has grabbed more headlines in recent years, but cancer retains its primal grip on our imaginations.