Raffy Traas
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Stephen Hawking, in His Own Words
Stephen Hawking, the brilliant physicist who died at 76 in Cambridge, England, on Wednesday (Einstein’s birthday), never won a Nobel Prize. But his book “A Brief History of Time” made him a star beyond his field, and his penchant for dropping bons mots on subjects large and small made him an …
Nobel PrizeThere are 2 types of time travel and physicists agree that one of them is possible
Brian Greene, professor of physics and mathematics at Columbia University and co-founder of the World Science Festival, explains what we know about time travel so far. Following is a transcript of the video.<p><b>Brian Greene:</b> I'm Brian Greene, professor of physics and mathematics at Columbia University …
PhysicsHarvard scientists made a material that creates completely new states of light
Light is ubiquitous and vital, but also incredibly strange – and it’s possible we’ll never exhaust the opportunities to learn more about it.<p>Case in …
Why net neutrality’s peril raises the stakes for future satellite broadband options
The Federal Communication Commission’s plan to start rolling back regulations on net neutrality comes as bad news for streaming video providers like …
Magnetic sails could put the brakes on interstellar space probes
Our nearest stellar neighbor, Alpha Centauri, is just four light-years from Earth, and while that's pretty close in the grand scheme of things, we …