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Ecology: Trees Geoscience: Geology
Published

Evolution of tree roots may have driven mass extinctions - Evolution of Tree Roots May Have Driven Mass Extinctions      (via sciencedaily.com)     Original source 

A study has found evidence that the evolution of tree roots over 300 million years ago triggered mas...

Energy: Alternative Fuels Physics: Acoustics and Ultrasound
Published

Making musical performances safer in the era of COVID-19 - Making Musical Performances Safer in the Era of COVID-19      (via sciencedaily.com) 

Researchers have studied aerosol production from playing wind instruments, singing and acting, allow...

Space: The Solar System
Published

Largest potentially hazardous asteroid detected in eight years - Largest Potentially Hazardous Asteroid Detected in Eight Years      (via sciencedaily.com) 

Twilight observations have enabled astronomers to spot three near-Earth asteroids (NEA) hiding in th...

Offbeat: Earth and Climate
Published

Reliance on moose as prey led to rare coyote attack on human - Reliance on Moose as Prey Led to Rare Coyote Attack on Human      (via sciencedaily.com) 

Wildlife researchers have completed a study that may settle the question of why, in October 2009, a...

Space: The Solar System
Published

Neptune: Neutralizer-free plasma propulsion - Neptune: Neutralizer-Free Plasma Propulsion      (via sciencedaily.com)     Original source 

Plasma propulsion concepts are gridded-ion thrusters that accelerate and emit more positively charge...

Ecology: Trees
Published

What shapes the composition of microbes in a warbler's gut? - What Shapes the Composition of Microbes in a Warbler's Gut?      (via sciencedaily.com)     Original source 

Differences among the collection of bacteria and other microorganisms that live within birds' digest...

Space: Cosmology Space: The Solar System
Published

Exquisite views of distant galaxies - Exquisite Views of Distant Galaxies: A Journey Through the Cosmos      (via sciencedaily.com)     Original source 

For decades, the Hubble Space Telescope provided us with the most spectacular images of galaxies. Th...

Environmental: Ecosystems
Published

Study uncovers widespread and ongoing clearcutting of Swedish old forests - Study Uncovers Widespread and Ongoing Clearcutting of Swedish Old Forests      (via sciencedaily.com) 

Almost one fourth of Sweden's last unprotected old-growth forest was logged between 2003 and 2019. A...

Geoscience: Earthquakes
Published

Puzzling features deep in Earth's interior illuminated - Puzzling Features Deep in Earth's Interior Illuminated      (via sciencedaily.com) 

New research examines an unusual pocket of rock at the boundary layer with Earth's core, some three...

Computer Science: Quantum Computers Mathematics: Modeling Space: Cosmology
Published

Curved spacetime in the lab - Curved Spacetime in the Lab: A Breakthrough in Quantum Physics      (via sciencedaily.com) 

In a laboratory experiment, researchers have succeeded in realizing an effective spacetime that can...

Space: Structures and Features
Published

Astronomers may have detected a 'dark' free-floating black hole - Astronomers Detect a 'Dark' Free-Floating Black Hole      (via sciencedaily.com) 

Astronomers have discovered what may be a free-floating black hole by observing the brightening of a...