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Robotic sonar system inspired by bats

Engineers at Virginia Tech have created a novel dynamic sonar system inspired by horseshoe bats that can navigate complex environments with ease. The system uses two receiving channels and one emitting channel to replicate the key motions in the bat's ears and nose, reducing power consumption and computing resources.

Stability lost as supernovae explode

A new model of supernovae represented as dynamical systems subject to a loss of stability sheds light on the phenomenon. This approach could be used to predict natural catastrophes before they happen.

SourceSpringer·JournalThe European Physical Journal E·DateMay 15, 2014

Removing complexity layers from the universe's creation

Physicists propose that Einstein's special relativity emerges from a combination of quantum dynamics and gravity. This theory predicts the formation of charge asymmetry between particles and anti-particles at ultra-minute fractions of seconds after the Big Bang, in agreement with recent cosmological observations.

SourceSpringer·JournalThe European Physical Journal C·DateJul 26, 2013

Soft robots, in color

Researchers have created a system inspired by nature that allows soft robots to change their appearance, including camouflage against backgrounds or displaying bold colors. This technology could be used in various applications such as search and rescue operations, medical surgeries, and even signaling robots' position.

SourceHarvard University·JournalScience·DateAug 16, 2012

Virginia Tech mathematician wins international award

John A. Burns has been awarded the W. T. and Idelia Reid Prize in Mathematics for his fundamental contributions to computational methods and applications in control, design, and optimization of infinite dimensional dynamical systems. He is currently working on reducing energy consumption and greenhouse gas emissions through modeling, s...

CALIPSO monitors pulse of Soufriere Hills volcano

The CALIPSO project is the first volcano monitoring system of its type installed at an andesitic volcano. By comparing measurements with a computer model, researchers can understand what's happening beneath the surface. The goal is to measure magma reservoir size, magma inflow, and magma characteristics.