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Tag: Dark Energy

Fermilab: “Probing the Dark Universe” – A Lecture by Dr. Josh Frieman

In this one-hour public lecture Josh Frieman, director of the Dark Energy Survey, presents an overview of our current knowledge of the universe and describe new experiments and observatories. Over the last two decades cosmologists have made remarkable discoveries: Only 4 percent of our universe is made of ordinary matter – atoms, molecules, etc. The …

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PBS: Space Time | Did Dark Energy Just Disappear?

Did all of dark energy just vanish? A team of scientists have just analyzed new data and claim that we need to completely rethink its existence. PBS Space Time is once again talking about dark energy. A team of researchers has announced a new analysis of updated supernova data. They claim that the data are …

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ESA: Euronews | The dark side

All we can see around us, from planet Earth to distant galaxies, represents just five per cent of the Universe – the rest is dark energy or dark matter. So what do we know and what do we not know about these elusive components of the cosmos? The simple answer is that we don’t know …

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University of California: Science at the Theater | Seven Big Ideas

Seven Berkeley Lab scientists present BIG ideas. Learn about the game-changing concepts scientists work on every day. Hosted by the University of California and part of their ongoing series:”Science at the Theater”. Replacing a Barrel of Oil with Plants and Microbes – Blake Simmons Accelerating Science with (Very, Very) Big Data – Greg Bell Early …

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SLAC Public Lecture: The Dark Universe Through Einstein’s Lens

Debbie Bard, a staff scientist at SLAC and a member of the Kavli Institute for Particle Astrophysics and Cosmology, delivered the July 23 SLAC Public Lecture, “The Dark Universe Through Einstein’s Lens.” Bard’s talk explains the phenomenon known as gravitational lensing and how astrophysicists use it to explore the 95 percent of the universe that …

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UCLA: New Light on Dark Energy

In this discussion at the University of California on January 19 2012. Is dark energy really accelerating the universe? Join Andrew Fraknoi and three Berkeley Lab cosmologists as they delve into nature’s greatest mystery.