Watch how a damaged bolt hole on a CAT D9T bulldozer is expertly repaired with precision machining and solid welding ...

That’s why thread repair kits are essential for any mechanic or DIYer who frequently works with aluminum or softer metals ...

There are various CAD challenges out there that come with bragging rights. Some, like the Certified Solid Works Professional Exam (CWSP) might actually look good on a resume. [Deltahedra] is ...

Mathematical quirks of our universe have led some cosmologists to wonder whether the cosmos was actually born in a black hole. Parallels in the physics of the universe and that of black holes have led ...

What city officials do to restore a dead river, an old landfill can take away. Reclaimed water releases into the Santa Cruz River have been slashed for the second time this year to ensure rising water ...