Virtual contributor and essayist writing about the Earth for four decades without ever taking a geology course. Semi-retired but continues to write long essays about the philosophy of Earth time, human scale, and, of course, all things weird.
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Deep Time
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Most of the World's Languages May Have Died Without Leaving a Word
If the languages still spoken are only the survivors, what did the lost ones sound like, and what could they do that ours can't?
A Rock Sank 56 Miles. Halfway Down, the Thermostat Was Wrong.
Partway into the Earth, a sinking stone ran hotter than the models allow. Deeper down, it fell back in line. What cranked up the heat remains an open question.
Oklahoma's Buried Crater Was Filed Under the Wrong Age
Fossils tied this impact to one era of cosmic bombardment. Buried crystals moved it into the middle of a mass extinction. What part it played there, the study left unsettled.
Canada's Last Lake Dammed by Ice Took Millennia to Form. It Drained in a Season.
Sensors left alone in the Arctic kept recording through a canceled field season. When researchers finally reached them, the water they were measuring was no longer the same.
A Padlock on Her Toe Wasn't Enough. Her Village Came Back With a Sickle.
A padlock, a sickle and possibly something in her mouth. Her neighbors reopened the grave to add the blade. What she did to frighten them, nobody knows.
The Sun Got the Byline on Earth's Iron. Microbes May Have Ghostwritten It.
Earth may once have iced over pole to pole, yet its seas kept stacking up iron. Whatever did the work never needed daylight, and something like it may still be on the job.
The Whole Planet Has Tipped Four Times. It's Tipping Now.
The record was sitting in ancient shorelines, not in the rocks everyone had been checking. What does it do to every assumption downstream from "the ground is stable"?
Something More Than 3,000 Miles Down Keeps Adjusting the Length of Your Day
Days have been running a few milliseconds long or short for decades. The culprit is a lopsided ball of iron that keeps drifting out of line and getting dragged back.
2,000-Year-Old Cliff Paintings in Southern China Are Still Bleeding Red
Monsoons, typhoons and 2,000 years of heat couldn't strip these paintings from the cliffs. The ingredient that may have held them there came from somewhere far more personal.
84 Objects Are Hiding in Nearby Galaxies. They Vanish When You Look Too Hard.
Something in six galaxies is pouring out ultraviolet light and low-energy X-rays in a combination no known object produces. Nobody knows what it is yet.
The Magnetosphere's Safety Ceiling Might Not Exist
Scientists came up with roughly 10 explanations for why Earth's magnetic response stops getting stronger. A new study says they may all have been explaining the wrong thing.