Tag Archives: streets-safer

Dolphins’ Bubble Nets Inspire Better Sonar

Photo by LaPrimaDonna Sonar is used effectively to detect objects and surfaces underwater, however when it comes to “bubbly areas” such as where waves break around reefs and shores, standard sonar doesn’t work. It’s no secret that dolphins have amazing sonar capabilities, even when it comes to detecting prey inside bubble nets they catch themselves, though no one knows how they’re able to do it. Looking at the success of dolphins, scientists from University of Southampton decided to think like a cetacean and came up with a new novel approach to sonar that… Read the full story on TreeHugger

Originally posted here:
Dolphins’ Bubble Nets Inspire Better Sonar

Why is NYC Taking Away Bike Lanes…to Make Room for Cars?

Photo: Richard Drdul under a Creative Commons license New York was doing so well. The city has seen a steady rise in the number of cyclists and pedestrians over the past few years, and has made trend-setting efforts to make the streets safer for these new, car-rejecting commuters. But in a surprising step backwards, the NY Department of Transportation announce… Read the full story on TreeHugger

Read the rest here:
Why is NYC Taking Away Bike Lanes…to Make Room for Cars?