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Are the Fundamental Constants Changing?

Our Universe is governed by certain fundamental constants, such as the speed of light and the fine structure constant, but recent findings suggest that these constants might not be...
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The Future of Space Telescope | Space Time

The mysteries of our universe seem limitless. However to unlock them, we’re going to need some incredible technologies to peer deeper and more sharply into space time. You can further...
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Neutron Stars Collide in New LIGO Signal? | Space Time

LIGO may have just detected gravitational waves from the collision of two Neutron Stars. And go to http://curiositystream.com/spacetime for two months of free Curiosity Stream. Use the promo code "spacetime"...
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White Holes | Space Time

Black holes are very well known but... What is a White Hole? Get 15% off your next purchase at https://www.legalzoom.com/spacetime. LegalZoom is not a law firm or a substitute for...
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First Detection of Life | Space Time

What does life look like from space? Get 15% off your next purchase at https://www.legalzoom.com/spacetime. LegalZoom is not a law firm or a substitute for the advice of an attorney....
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Extraterrestrial Superstorms | Space Time

Earth has its share of monster storms, but even our most powerful hurricanes are a breeze compared to the great, planet-sized tempests of the gas giants. Get 15% off...
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The One-Electron Universe | Space Time

Could it be that all the electrons in the universe are simply one, single electron moving back and forth through time? You can further support us on Patreon at https://www.patreon.com/pbsspacetime Get...
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Dark Flow | Space Time

Why does the universe seem to be moving in one particular direction? You can further support us on Patreon at https://www.patreon.com/pbsspacetime Get your own Space Time t­shirt at http://bit.ly/1QlzoBi Tweet at...
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The Secrets of Feynman Diagrams | Space Time

Unlock the secrets of Feynman Diagrams. Part 5 in our Quantum Field Theory series. And if you're submitting an answer to our challenge question email your answer by August...
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The Real Star Wars

Anti-Satellite weaponry, giant X-ray lasers and kinetic impact missiles nicknamed the “Rods from God.” Find out about the history of the real star wars that have been waged over...