Pacific Time, Eastern Time, Greenwich Mean Time — and one day, perhaps, Moon Time? With dozens of lunar missions planned for the years ahead — including ones to build bases and other habitats on the ...

As U.S. clocks shift forward this weekend, many earthlings will find themselves momentarily confused about what time it is. But scientists say a far larger temporal problem is looming on the horizon: ...

It is easy to check your local time, but the government says it may be harder to find a map with the correct times across the U.S. The inspector general for the U.S. Department of Transportation ...