Visual distress signals (VDS) are mandatory on most boats but hopefully never needed. VDS come in various flavors. You should not only check at the start of every season to make sure your flares are ...

Both pedestrian hybrid beacons and rectangular rapid flashing beacons have been shown to reduce pedestrian crashes, but in a new study, researchers compared behavior at the two different types of ...

Scientists define five types of colon neurons specialized for sending different signals to the brain. The gut-brain connection is a complicated two-way signaling cascade that is responsible for ...