The United States needs to restore its focus on space as a national security priority as conditions have changed and threats ...

The U.S. Department of Defense will no longer use official resources, including man hours, to host celebrations or events related to cultural awareness months, it said in guidance issued on Friday.

WASHINGTON (AP) — As part of the Trump administration’s push to expand U.S. energy production, federal officials will review ...

Keith Stewart, a senior energy strategist at Greenpeace Canada, recommended that Canada reduce its reliance on oil exports.

President Claudia Sheinbaum’s government said the National Guard members had redeployed to 18 cities and towns along the U.S.