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Chemistry: Biochemistry Offbeat: General Physics: Acoustics and Ultrasound
Published

Pingpong balls score big as sound absorbers      (via sciencedaily.com)     Original source 

Researchers describe an acoustic meta-surface that uses pingpong balls, with small holes punctured i ...

Engineering: Nanotechnology Physics: General Physics: Optics Physics: Quantum Computing Physics: Quantum Physics
Published

Stacked up against the rest      (via sciencedaily.com)     Original source 

Scientists have hypothesized that moir excitons -- electron-hole pairs confined in moir interference ...

Space: Cosmology Space: Structures and Features
Published

Cosmic rays drive galaxy's winds - Cosmic Rays Drive Galaxy's Winds      (via sciencedaily.com) 

VLA observations revealed that cosmic rays can play an important role in driving winds that rob gala...

Engineering: Robotics Research
Published

How to push, wiggle, or drill an object through sand - How to Push, Wiggle, or Drill an Object Through Sand      (via sciencedaily.com) 

Researchers developed a faster and simpler way to model the forces needed to push, wiggle, and drill...

Space: Structures and Features
Published

Falling stardust, wobbly jets explain blinking gamma ray bursts - Falling Stardust, Wobbly Jets Explain Blinking Gamma Ray Bursts      (via sciencedaily.com) 

Astrophysicists have developed the first 3D simulation of the entire evolution of a jet -- from its...

Space: Cosmology
Published

Light from outside our galaxy brighter than expected - Light from Outside Our Galaxy Brighter Than Expected      (via sciencedaily.com) 

Scientists analyzed new measurements showing that the light emitted by stars outside our galaxy is t...