Home security technology can cut all kinds of costs, from insurance to property damage. We did the math on how much you save.

REAL ID is the new federal requirement for state-issued driver licenses and non-driver IDs to help prevent fraudulent ...

Originally, the law mandated the switch to REAL IDs by 2008, but that date has been pushed back year after year. Now the deadline is only months away.

Former Nvidia programmer Luke Durant used an unusual computer setup to discover a Mersenne prime that is — wait for it — 41 million digits long.