President Donald Trump signed an executive order Monday classifying “illicit fentanyl and its core precursor chemicals” as ...

Today, President Donald J. Trump signed an Executive Order designating illicit fentanyl and its core precursor ...

A revolutionary achievement could pave the way for smaller, more efficient nuclear clocks. Last year, a research team led by UCLA achieved a milestone scientists had pursued for half a century. They s ...

Nuclear clocks are a technology researchers have been working toward for decades. New research in theoretical physics brings them closer to reality.

Pakistan’s steady descent into authoritarianism continued last month with the passage of its 27th constitutional amendment.

Nuclear waste is accumulating worldwide as permanent repositories lag behind. Bulgaria is facing rising spent-fuel stocks and limited storage, while European nations struggle with delayed disposal ...

While the government is yet to divulge details, it is considering legislative amendments to relax rules related to the ...

Many types of weapons and equipment produced and improved by Vietnam have made a strong impression on domestic people and ...