Science in progress: The refinement of knowledge

The following clip from NASA’s Goddard Institute looks at the two Voyager spacecraft and the results from data still being sent back about the edge of the heliosphere, over three decades after their launch.

The clip also demonstrates how after new information is discovered, scientists adapt the theory to explain the new evidence, rather than ignoring te new evidence, or manipulating it to fit the theory.

httpv://www.youtube.com/watch?v=qq3U5o4Yblw

CERN Lecture by Sean Carroll – The Expanding Universe and Beyond

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This is the last of five lectures by Sean Carroll given at CERN, this one in particular is about the Expanding Universe and Beyond.

Sean is known for his appearances in many science shows and for his ability to make science accessible. He also writes for a Blog called Cosmic Variance for Discover Magazine.

httpv://www.youtube.com/watch?v=M1PeXaMqKto

CERN Lecture by Sean Carroll – Thermodynamics and the Early Universe

20111101-061646.jpg

This is the fourth of five lectures by Sean Carroll given at CERN, this one in particular is about Thermodynamics and the early universe.

Sean is known for his appearances in many science shows and for his ability to make science accessible. He also writes for a Blog called Cosmic Variance for Discover Magazine.

httpv://www.youtube.com/watch?v=178mMnGvWs0