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No, German Scientists Have Not Confirmed the “Impossible” EMDrive

Two German researchers claim they have produced measurable amounts of thrust using a copy of NASA’s controversial EMDrive. It’s a result that has many people talking, but don’t plan your trip to the to the Alpha Centauri system just yet—the experts we spoke with are all highly skeptical of the study and its findings. » 7/28/15 10:40am Yesterday 10:40am

What’s the Big Deal About the Pentaquark?

“Three quarks for Muster Mark!,” wrote James Joyce in his labyrinthine fable, Finnegan’s Wake. By now, you may have heard this quote – the short, nonsensical sentence that eventually gave the name “quark” to the Universe’s (as-yet-unsurpassed) most fundamental building blocks. Today’s physicists believe that they… » 7/24/15 12:20pm Friday 12:20pm

What Did Pythagoras Mean By "All Things Are Number"?

We all know that numbers can help us understand the beauty of nature. But in this excerpt from the new book A Beautiful Question: Finding Nature’s Deep Design by Nobel Prize-winning physicist Frank Wilczek, he shows how it goes a lot deeper than that. Did the ancient mathematician Pythagoras know something we don’t? » 7/14/15 10:30am 7/14/15 10:30am

This Shower of Gamma Rays Is from a Flaring Blazar 5 Billion Years Ago

Five billion years ago, a blazar abruptly flared, triggered an intense rain of gamma rays. Racing across the universe for millennia, they finally slammed into NASA’s Fermi satellite over several days this June, setting a new record for the most luminous high-energy object we’ve ever seen. » 7/11/15 1:39pm 7/11/15 1:39pm