potassium – CEH

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Mt Vesuvius Challenges Dating Methods

October 13, 2026

A volcano that erupted 2,000 years ago is helping recalibrate Earth's geological timescale, raising important questions about how confidently scientists extrapolate dating methods into the distant past.

Solar System

Planetary Science Evolves to Fit Failed Predictions

February 16, 2023

The scientists may consider correction a benefit, but why were they so wrong for so long?

Cell Biology

Tune In to Channel Kir2.1

September 28, 2022

A molecular machine with exquisite sensitivity has been shown in atomic detail for the first time.

Marine Biology

How to Comb a Jelly

August 9, 2022

To make a comb jelly attractive to a Darwinian, all you have to do is reduce the number of miracles required for its appearance.

Solar System

Spinning Solar System Objects to Keep Them Old

June 7, 2019

If you remove the obligation to think in billions of years, many phenomena in the solar system make more sense.

Cell Biology

Microbes Are Wired for Communication

October 23, 2015

New findings show surprising communication systems between bacteria, including power grids with tiny electrical cables.

Cell Biology

Brain Cells Have a Twist-Open Gate

June 25, 2013

The structure of an important potassium-ion gate in the membrane of brain cells has been found to open like a camera iris.

Dating Methods

Little Colorado Grand Falls Much Younger Than Thought

March 5, 2006

An earlier date for a lava feature in Arizona was eight times older than a recalculated date using different methods and assumptions.

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