Longitudinal ridging, which is clinically known as onychorrhexis, occurs on the nails and may appear as vertical striations or lines that originate from the base of the fingernail and continue to ...

The original base shoe design for the deadend tower placed eight anchor bolts in a square bolt pattern, one in each corner, and one at the midpoint of each face. In this arrangement, the anchor bolts ...

In the remote desert where China detonated its first atom bomb nearly 60 years ago, a drilling rig recently bored a deep vertical shaft that is estimated to plunge down at least a third of a mile ...