Observing the positronium beam as a quantum matter wave for the first time

One of the discoveries that fundamentally distinguished the emerging field of quantum physics from classical physics was the ...
Earth.com

Wildlife's secret conversations use infrasound

Nature’s most impressive conversations happen at frequencies we cannot hear. While humans perceive sounds between 20 and 20,000 hertz, many animals have evolved to communicate using infrasound. These ...
Hackaday

Accurately Aiming Audio With An Ultrasonic Array

When [Electron Impressions] used a powerful ultrasonic array to project a narrow beam of sound toward a target, he described ...
NPR

Sound of Ideas

January 22, 2026 • Reaction to City Club forum with Center for Christian Virtue The Center for Christian Virtue began as an anti-pornography group more than 40 years, but has since become what the ...

Ecograf Delivers Gold Results And Strategy Including 4.45 G/T Gold Rock Chip Sample

Ecograf Delivers Gold Results And Strategy Including 4.45 G/T Gold Rock Chip Sample. EcoGraf Limited / Key word(s): Miscellaneous EcoGraf Delivers Gold Results and Strategy including 4.45 g/t Gold ...
Nature

X-ray diffraction articles from across Nature Portfolio

X-ray crystallography is a technique used to reveal how the atoms of crystalline solids are arranged, relying upon the diffraction of X-ray radiation by the periodic atomic structure. Its continual ...
Goldseiten

EQS-News: EcoGraf Delivers Gold Results and Strategy including 4.45 g/t Gold Rock Chip Sample

High-Grade Gold Results at Hazina Prospect from Maiden Exploration Confirms Strong Gold Prospectivity EcoGraf Ltd. is pleased to announce positive results from the maiden exploration program conducted ...