Harley-Davidson's Twin Cam engine powered much of its lineup in the early 21st Century, but had some common major problems ...

A protein known as MPS1 helps to ensure that a key process during cell division of oocytes—unfertilized egg cells—occurs in a ...

Timing is increasingly dependent on vectors. Can static techniques continue to deliver the necessary results? Maybe.

Cell division is one of the most thoroughly studied processes in biology, yet many of its details remain mysterious. A century-old puzzle surrounding the "crown" of cell division—the kinetochore ...

Six years after their birth, terahertz quantum-cascade lasers can now deliver milliwatts or more of continuous-wave coherent radiation throughout the terahertz range — the spectral regime between ...