Whether you're a surfer, a sailor or simply a beachcomber, it's important to know the current cycle of the tide at your favorite beach. And while apps do provide that info, the Tidey tidal clock does ...

The tiny organism has an internal clock that triggers it to swim vigorously every 12.4 hours, coinciding with the changing tide — even when it's... One thing you can say about the diminutive speckled ...