Radiocarbon Calibration Is Stretchy
August 20, 2020
The latest calibration curve for radiocarbon dating is raising eyebrows. Will it upset what is "known" about the past?
Learn Your Body Toolkit
January 25, 2017
Here are some tricks of living in a human body that you may not know about, because they happen automatically.
"Extraordinary" Radiocarbon Anomaly Found in Tree Rings
January 19, 2017
A tree ring sample from a bristlecone pine reveals something weird happened to the sun around 5480 BC.
How Rocks Can Look Older Than They Are
April 8, 2015
Researchers find that the most common dating method can produce "spuriously old" dates.
What Is the Temperature of the Earth?
January 16, 2015
The news are all reporting 2014 as the hottest year on record, but no one is asking how such a measurement can be made without bias.