If you shine a beam of light from a laser or flashlight, the beam will spread out over distance, becoming wider and less intense far from the source. That phenomenon is called diffraction, and it is ...

Debt-laden Parabolic Drugs Ltd is headed on the road to recovery after its lenders gave their stamp of approval to the sole bidder that had offered to take over the pharmaceutical company.

We've all had dreams of being up in space and experiencing the freedom of zero gravity, no longer bound by the strange force that keeps us stuck on the ground. But this experience is limited to the ...