This video explains the history of a.m. and p.m., how they came from Latin timekeeping, and why noon and midnight are labeled differently than other hours. Ayatollah Ali Khamenei finally speaks – ...

This video explains the history of a.m. and p.m., how they came from Latin timekeeping, and why noon and midnight are labeled differently than other hours. Trump announces 10 percent credit card cap ...

Water is everywhere, from the snowpack in the mountains to the tap in our kitchens. But while we often think about rainfall ...

This is a review of Truth: What It Is, How To Find It & Why It Still Matters. by Michael Shermer, forthcoming from Johns Hopkins University Press. Amidst claims of “fake news,” “alternative facts,” ...

Wait, weren't teams supposed to hire offensive guys as their head coach?

WIRED put the latest consumer exoskeletons from Dnsys and Hypershell in a head-to-head test on a pro athletic track. On your ...

As the 250th anniversary of our independence approaches, let us linger over the most important sentence that James Madison ever wrote, and the most relevant to the current moment. “The accumulation of ...

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

A lyric on the new MARINA album made me stop in my tracks: “Where are all the parties now?” the pop star asks on her song “I <3 YOU.” Where indeed? I wondered. It has been widely reported that large ...

In a CNN interview, the Trump aide also echoed the president’s intent to run Venezuela as he laid out a case for the United States to control weaker states by flexing its military might. By Chris ...

President Trump asserted early Tuesday that there is “no going back” on his plans to annex Greenland, doubling down on his insistence that the massive Danish territory must become part of the United ...