BP delivered what should be a knockout punch on Thursday to its damaged Macondo well, filling it with concrete and all but guaranteeing oil will never leak from it again. The final step of the ...

Leaky gas wells are not only a waste of natural resources, but a significant player when it comes to climate change via the release of methane into the atmosphere. Engineers at Penn State University ...

Q. My concrete driveway has eight large slabs. The driveway slopes down from my garage to the street. The straight-line gaps between the slabs has enlarged, and some cracks are as wide as 2 inches now ...

Uncompacted fill under a concrete slab — be it for an entire home, an exterior patio, a front porch or a driveway — is a recipe for disaster. Concrete is an amazing material, but it has an Achilles ...

BP's volatile oil well in the Gulf of Mexico may finally be locked down and filled with cement within a matter of days. Engineers for the company are preparing to pump heavy drilling mud, then cement ...

DEAR TIM: My concrete driveway has eight large slabs. The driveway slopes down from my garage to the street. The straight-line gaps between the slabs has enlarged, and some cracks are as wide as 2 ...