Meet a katydid that sounds like a bird and is as big as one too! It's even able to modulate its call to avoid attracting bats ...

Abstract: In order to prevent persons from accidents in private spaces, the authors have proposed and designed an ultrasonic sensor system modeled after the echolocation function of FM (frequency ...

Motorists have been left puzzled after discovering the true purpose of 'peculiar' wire structures they sometimes see above motorways and roads. Most drivers will have noticed the variety of poles and ...

Clarifying whether bats are blind or simply misunderstood and how their vision and echolocation work. Trump quips about seeking DOJ settlement: 'I hereby give myself $1 billion' Braves outfielder who ...