Like so many mini submarines equipped with sonar, they deftly navigate dark forests and caves by listening for the echoes of ...

Bats navigate chaos in complete darkness by listening to shifting echoes, adjusting speed instantly without tracking every ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. G'day, Dr Karl here. Now most of us know that some bats find their way around using sound. This is ...

[Daniel] stumbled on an interesting paper (which we featured before) on Doppler gesture sensing using only a computer’s speaker and microphone. Unfortunately the paper didn’t include source code so ...

Though many people may hear “Doppler Radar” as tool for tracking weather systems, it is used for much more and has roots in science dating back generations. The Doppler Effect, as it is known, is also ...