Archive: Ape Archaeology, Cat Psychology, Old DNA, and a Bridge
May 24, 2024
From May 2002, these articles are still informative and sometimes funny.
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Savory Stories About Salt
November 1, 2023
What do these articles have in common? Sodium chloride, a common substance with wide application.
Sheep Mummy Shows Limits on DNA Longevity
July 14, 2021
Under ideal conditions for preservation, DNA from a sheep in a salt mine lasted 1,600 years. But could it last millions?
Geological Processes Can Be Rapid
August 27, 2019
For those trained to think in millions of years, these geological processes should sound surprising.
Space Aliens Still AWOL
June 20, 2019
Aliens should be everywhere, but the heavens remain eerily silent. The faith goes on.
Dead Sea Salt Cave Is Longest of Its Kind
March 31, 2019
Cave explorers have determined that a passageway inside a mountain of salt in Israel is the longest salt cave in the world.
Trending: Moons With Oceans
October 14, 2016
Europa has one. Enceladus has one. Titan might have one. Now, it seems every moon wants an ocean under its crust.
Wedding Gown Turns Into Pillar of Salt
September 3, 2016
An art project demonstrated the crystal potential of Dead Sea waters.
Ceres Shows Serious Youth
March 28, 2016
The latest high-resolution images from asteroid Ceres show "mysteries" including surprisingly young features.
Scientists Going Nuts Over Aliens
March 2, 2016
Baseless speculations are considered perfectly sane as long as you are a secular materialist.
Want Salt on Your Ceres?
December 10, 2015
Those mysterious white spots on asteroid Ceres could be outcrops of salt. How did vast amounts of salt get out there?
Mars Life Would Spit Out the Water
October 2, 2015
Finding minimal amounts of salty water contaminated with perchorates is not helpful to life.
Scientific Claims Are Reversible
September 11, 2014
How much confidence can the public put in scientific claims today, given that some long-lived dogmas have been reversed?
Scientists Can Agree on Things that Aren’t So
May 27, 2013
Whenever you hear "all scientists agree" or "we now know," it's no guarantee a finding won't be disputed years later. In the following examples, CEH focuses not so much on the content of the disputed subjects as the implications for philosophy of science.