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Monthly Archives: March 2021

Volcanic eruptions had large and persistent impacts on global hydroclimate over the last millennium

Volcanic eruptions had large and persistent impacts on global hydroclimate over the last millennium

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Large tropical volcanos have caused some of the world's most destructive natural disasters in history, with eruptions spewing out massive quantities of harmful gases...
Key step reached to­ward long ​sought goal of a silicon ​based laser

Key step reached to­ward long-​sought goal of a silicon-​based laser

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When it comes to microelectronics, there is one chemical element like no other: silicon, the workhorse of the transistor technology that drives our information...
Pompeii of prehistoric plants unlocks evolutionary secret

‘Pompeii of prehistoric plants’ unlocks evolutionary secret: study

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Spectacular fossil plants preserved within a volcanic ash fall in China have shed light on an evolutionary race 300 million years ago, which was...
How fast is the universe expanding

How fast is the universe expanding? Galaxies provide one answer.

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Determining how rapidly the universe is expanding is key to understanding our cosmic fate, but with more precise data has come a conundrum: Estimates...
Global warming could make survival in tropics impossible

Global warming could make survival in tropics impossible: Study

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Limiting global warming to targets proposed in the Paris Agreement could keep tropical regions from reaching temperatures that are beyond human tolerability, a new...
Neanderthals disappeared from Europe earlier than thought says study

Neanderthals disappeared from Europe earlier than thought, says study

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Neanderthal fossils from a cave in Belgium believed to belong to the last survivors of their species ever discovered in Europe are thousands of...
Sea otters maintain remnants of healthy kelp forest amid sea urchin barrens

Sea otters maintain remnants of healthy kelp forest amid sea urchin barrens

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Sea otters have long been recognized as a classic example of a keystone species, a dominant predator that maintains the balance of kelp forest...
Time needed to sequence key molecules could be reduced from years to minutes

Time needed to sequence key molecules could be reduced from years to minutes

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Using a nanopore, researchers have demonstrated the potential to reduce the time required for sequencing a glycosaminoglycan—a class of long chain-linked sugar molecules as...
A better way to measure acceleration

A better way to measure acceleration

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You're going at the speed limit down a two-lane road when a car barrels out of a driveway on your right. You slam on...
A giant sizzling planet may be orbiting the star Vega

A giant, sizzling planet may be orbiting the star Vega

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Astronomers have discovered new hints of a giant, scorching-hot planet orbiting Vega, one of the brightest stars in the night sky. The research, published this...
Insatiable demand for cannabis has created a giant carbon footprint

Insatiable demand for cannabis has created a giant carbon footprint

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It's no secret that the United States' $13 billion cannabis industry is big business. Less obvious to many is the environmental toll this booming...