NASA’s new moon rocket has suffered another setback, with astronauts’ lunar trip now off until spring. The next opportunity for humanity's first moonshot in more than half a century is April. The space agency revealed the latest problem on Saturday, a day after targeting March 6 for liftoff … Read moreNASA delays astronaut moon mission again after new rocket problem

The Pentagon and the Energy Department have airlifted a small nuclear reactor from California to Utah, demonstrating what they say is the potential for the U.S. to quickly deploy nuclear power for military and civilian use. The nearly 700-mile flight transported a 5-megawatt microreactor — w… Read moreUS military airlifts small reactor as Trump pushes to quickly deploy nuclear power

At least 20 communities with large warehouses across the U.S. have become stealth targets for Immigration and Customs Enforcement’s $45-billion expansion of detention centers. Communities are objecting to mass detentions and raising concerns that the facilities could strain water supplies an… Read moreICE's purchases for big detention centers are marked by secrecy, frustrating towns

Businesses face a new wave of uncertainty after the Supreme Court struck down tariffs imposed by President Donald Trump under an emergency powers law and Trump vowed to work around the ruling to keep his tariffs in place. The Trump administration says its tariffs help boost American manufact… Read moreMurky outlook for businesses after tariff ruling prompts countermoves by Trump

Officials are working to lower the risks of more deadly slides in the area where an avalanche struck in California’s Sierra Nevada. The work on Friday is meant to make it possible for crews to safely recover the bodies of the people killed. Avalanche mitigation work is designed to intentiona… Read moreOfficials work to lower risk of deadly slides to recover bodies of California avalanche victims