Researchers

'Firmageddon': Researchers find 1.1 million acres of dead trees in Oregon

‘Firmageddon’: Researchers find 1.1 million acres of dead trees in Oregon

Oregon is known for its towering volcanic domes covered in evergreen cover that becomes sparse and patchy on the eastern side of the Cascade Mountains before steepening into the high desert. The people who know trees best say there are many signs of trouble in Oregon. “We see forms of stress in all of our …

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Curved spacetime in the lab: Researchers simulate an entire family of universes with curvature in ultracold quantum gases - TechNewsBoy.com

Curved spacetime in the lab: Researchers simulate an entire family of universes with curvature in ultracold quantum gases – TechNewsBoy.com

In a laboratory experiment, researchers from the University of Heidelberg succeeded in realizing an efficient space-time that can be manipulated. In their research on ultracold quantum gases, they were able to simulate a whole family of curved universes to study different cosmological scenarios and compare them to the predictions of a theoretical quantum field model. …

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Researchers determine genetic variants offering protection during the Black Death

Researchers determine genetic variants offering protection during the Black Death

Infectious diseases are among the strongest selective pressures in human evolution, selecting genetic variants that increase resistance to infection. In the face of a pandemic, disease resistance undergoes strong positive selection which probably affects the genetic make-up of the population thereafter. The Black Death, also known as the bubonic plague, remains the most devastating pandemic …

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In new studies, researchers explore new ways to hunt dark matter

In new studies, researchers explore new ways to hunt dark matter

Schematic of a generic superconducting nanowire single photon detector. The leads in this study were made entirely of tungsten silicide, with no gold contacts. Credit: S. Kelley/NIST For decades, astronomers and physicists have tried to solve one of the deepest mysteries of the cosmos: around 85% of its mass is missing. Many astronomical observations indicate …

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UTSW researchers discover rare premature aging syndrome

UTSW researchers discover rare premature aging syndrome

DALLAS – December 7, 2022 – Researchers at UT Southwestern have discovered a new form of progeria, a rare premature aging syndrome, in a Malaysian man and traced its cause to a new genetic mutation. The discovery, reported in the Clinical Investigation Journalcould lead to new therapies for more common conditions that share characteristics with …

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Researchers develop large-scale spintronic probabilistic computer

Researchers develop large-scale spintronic probabilistic computer

A photograph of the constructed heterogeneous p-computer composed of a probabilistic stochastic magnetic tunnel junction (sMTJ)-based bit (p-bit) and a field-programmable gate array (FPGA). Credit: Kerem Camsari, Giovanni Finocchio and Shunsuke Fukami et al. Researchers from Tohoku University, University of Messina, and University of California, Santa Barbara (UCSB) have developed a large-scale version of a …

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Researchers use ultrasonic waves to move objects hands-free

Researchers use ultrasonic waves to move objects hands-free

By placing a metamaterial pattern on the surface of an object, researchers at the University of Minnesota were able to use sound to steer it in a certain direction without physically touching it. Credits: Olivia Hultgren Researchers at the University of Minnesota Twin Cities have discovered a new method for moving objects using ultrasonic waves. …

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Researchers adapt Nobel Prize-winning method to design new ultra-powerful X-ray systems

Researchers adapt Nobel Prize-winning method to design new ultra-powerful X-ray systems

An electron beam passes through a niobium cavity, a key component of SLAC’s LCLS-II X-ray laser. Credit: Greg Stewart/SLAC National Accelerator Lab If scientists want to push the limits of an X-ray laser, for example, they may need to create new technology. But sometimes you don’t have to reinvent the wheel. Instead, scientists are simply …

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Researchers solve pre-harvest sprouting in rice and wheat

Researchers solve pre-harvest sprouting in rice and wheat

image: Pre-harvest rice germination occurred in different provinces of China in 2020 see After Credit: IGDB Seed dormancy is an important survival tool for plants as it allows them to cope with weather conditions that are not conducive to survival. At the same time, excessive dormancy can reduce cultivation time. In response, farmers often plant …

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Researchers say space atomic clocks could help uncover the nature of dark matter

Researchers say space atomic clocks could help uncover the nature of dark matter

Artist’s impression of a space atomic clock used to discover dark matter. 1 credit: Kavli IPMU Studying an atomic clock aboard a spacecraft inside Mercury’s orbit and very close to the sun could be the trick to uncovering the nature of dark matter, suggests a new study published in natural astronomy. Dark matter makes up …

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