Millions of Americans are bracing for a potentially deadly heat wave this week, with forecasters warning that temperatures ...

The extreme heat continues in the Midwest, the Southeast and some parts of the Northeast. New York City broke a record ...

Climate change is exacerbating extreme heat waves across the country, burdening families, putting Americans’ health at risk, driving up utility bills, straining ecosystems, and deepening inequality.

Fears of a devastating tsunami across the Pacific faded Wednesday after one of the strongest earthquakes ever recorded struck ...

There have been published papers by the Air Force Research Lab and NASA on rotating detonation engines having 10% or more efficiency gains. A rotating ...