Young’s equation is fundamental to the concept of the wettability of a solid surface. It defines the contact angle for a droplet on a solid surface through a local equilibrium at the three-phase ...

An e-bike is a electric motorcycle, when this is acknowledges thing will change all around. The "slippery slope" is Park or Wilderness designation. Those attract people like flies to manure.

When I visited Bryce Canyon National Park recently, the shared paths were crowded with electric motorcycles. They say they are e-bikes: If they can rip uphill at 20 miles per hour without pedaling, I ...

Eels. Just the name can bring shivers to some. Slippery, slimy and wiggly like snakes. All true, but some of us think they are amazing creatures. Yes, I confess to being enamored of these slippery ...