Hummingbirds Thrive on Sugar
February 15, 2024
Why don't hummingbirds get diabetes? They didn't evolve to live on sugar; they were designed that way.
VIEW HEADLINES ONLY
More Original Molecules Found in “Old” Fossils
February 13, 2024
The original color molecules from snails are still present after 12 million Darwin Years.
Archive: Eyes, Ears, Clocks, and Cold Dinosaurs
February 2, 2024
These entries from February 2022 are still worth reading. Enjoy!
How Flies Control Eyes Size
February 1, 2024
Getting left-right symmetry doesn't just happen. It is regulated by specialized machines.
Spiral Galaxies Revealed in Dazzling Multicolored Splendor
January 31, 2024
New images from the Webb telescope combined with Hubble images present a catalog of awesome structures.
Archive: DNA Repair, Cambrian Fish, More
January 25, 2024
Here are some articles from the archives about DNA repair, media, butterflies and more.
Archive: Titan’s Young Atmosphere, More
January 19, 2024
These articles from January 2002 still hold interest for us all.
The Sense of Smell Seems Almost Magical
January 16, 2024
Smell is far more complex than believed, new research shows.
Archive: Molecular Rheostats Control Expression of Genes
January 12, 2024
This entry from 21 years ago illustrates the tension between evident design and evolutionary assumptions.
Archive: How Do Plants Know When to Bloom?
January 5, 2024
From 20 years ago, this entry still raises awe about springtime flowering processes.
2023 in Review
December 29, 2023
Thanks to all who have supported CEH. Here are highlights from 2023. Reporting will resume on Jan. 2.
CEH Editor Finds Evidence for Rare Rock-Nesting Bees
December 27, 2023
On a hike in Arizona, he documented a rare bee's nest site in sandstone.
Archive: Christmas Stories from 2005
December 23, 2023
Here are a couple of entries relating to Christmas from 18 years ago.
James Tour Lab Hammers Cancer
December 22, 2023
James Tour's lab at Rice has found a way to hammer cancer cells to smithereens with light.