The trade war between the U.S. and China isn't new. The two countries exchanged a series of tit-for-tat levies in recent ...

Long-threatened tariffs from U.S. President Donald Trump have plunged the country into a global trade war — all while on-again, off-again new levies further escalate uncertainty.

A spacecraft traveling at one-tenth of the speed of light could shave the trip down to a quick 40 years. Future engineers could use nuclear power to achieve that, says Scott Bailey, an engineer at ...