Hydraulic fracturing is one of the most important technologies for shale gas production. Complex hydraulic fracture networks can be stimulated in shale reservoirs due to the existence of numerous ...

Kenya: Numerical Machining Complex Limited (NMC) is one of the least well-known, most misunderstood and poorly appreciated of Kenya’s industrial plants. This is a great and abiding pity, for NMC is ...

The instability of large, complex societies is a predictable phenomenon, according to a new mathematical model that explores the emergence of early human societies via warfare. Capturing hundreds of ...