Gold from Starstuff, or a Fool’s Gold Scenario?
May 8, 2019
If you tweak your scenario hard enough, it will give you anything you want.
Detrital Zircons Can Give False Geological Ages
November 21, 2018
Zircons are a gold standard for dating. They can yield ages that are statistically significant, but geologically meaningless.
Beware of Overconfident Dating Methods
October 27, 2017
Simplistic presentations about how scientists date rocks overlook the worldview assumptions involved.
Astronomers Deal With Outrageous Phenomena
March 23, 2016
Even for scientists accustomed to big things, some observations seem too outrageous to explain.
"Fundamental Assumption" in Zircon Dating Called into Question
February 15, 2016
A commonly-used dating method has been threatened by new findings that undermine assumptions.
What You're Not Being Told About Earth's Magnetic Field
April 17, 2015
The simple story for the public: a dynamo creates the earth's magnetic field. The real story: complex scenario needed to start it and keep it running.
How Rocks Can Look Older Than They Are
April 8, 2015
Researchers find that the most common dating method can produce "spuriously old" dates.
Blow to Supernova Nucleogenesis Theory
January 20, 2015
There's 100 times less of a radioactive element on the ocean floor than expected.
The Trouble with Zircons
March 25, 2013
Geologists' favorite tool for dating rocks at millions and billions of years old has revealed problems with interpretation.
Uranium-Lead Dating Fraught With Discordance
January 8, 2013
Behind the confidence of uranium-lead dates hides worry about numbers that don't match up.