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This Is What We Don’t Know About The Universe

In recent days I’ve had some interesting conversations. There’s a giddiness going around, related to an outpouring of science love – the kind you get from President Obama introducing TV science shows, the kind that has wonderful visuals, but is, well, a wee bit simplistic (a sin that none of us could ever, ever be [...]..

March 12, 2014 — Caleb A. Scharf

A Believable Universe

Any good space opera needs to take place in a version of reality that, although not necessarily scientifically accurate, at least makes some kind of sense

December 13, 2017 — Caleb A. Scharf

Shocked Physicist Learns His Big Bang Theory Is True [Video]

Few people were as thrilled with the big physics news today as physicist Andrei Linde. One of the main authors of inflation theory--the idea that the universe expanded incredibly rapidly just after it was born in the big bang--Linde has reason to be excited...

March 17, 2014 — Clara Moskowitz
C-SPAN’s ‘After Words’ Discusses Our Cosmic Status

C-SPAN’s ‘After Words’ Discusses Our Cosmic Status

Ever feel that broadcast TV fails to tackle the big issues? I don’t mean the state of the economy, healthcare, the future of clean energy, or what B-list celebrities had for breakfast – I mean the Really Big Issues...

September 23, 2014 — Caleb A. Scharf

The Zoomable Universe

Reality as we know it spans 63 orders of magnitude in scale, and now all of that is in one book

October 12, 2017 — Caleb A. Scharf

One Photon's Journey: Saul Perlmutter

This is the story of the evolution of life on earth during one photon’s journey across the universe. Told by Saul Perlmutter who shared the 2011 Nobel Prize in physics for the discovery of the accelerating expansion of the universe...

October 14, 2015 — Nature Video

Laniakea: Our Home Supercluster

Superclusters – regions of space that are densely packed with galaxies – are the biggest structures in the Universe. But where does one end and another begin? And where are we in the picture?...

December 21, 2015 — Nature Video
The Photons Of Your Life

The Photons Of Your Life

An unusual question raises an intriguing idea. At a party a few nights ago a friend approached me with a dilemma. A relative of theirs had died, and the spouse was trying to understand if it was at all possible that there was still ‘something’ of their partner in existence; a tangible part of their [...]..

June 16, 2014 — Caleb A. Scharf
The Biggest Cosmological Problem Is…

The Biggest Cosmological Problem Is…

…living in a place that makes doing cosmology hard. Let’s backtrack a little. Unless you’ve been living under a particularly thick and insulating rock you’ll know that in recent months the world of experimental cosmology (what would have previously been called observational cosmology, or just plain old astronomy) has been on tenterhooks waiting to see [...]..

September 22, 2014 — Caleb A. Scharf
Where in the Universe?

Where in the Universe?

Guess what these images are and earn your stripes as a cosmic sightseer

February 27, 2016 — Caleb A. Scharf
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Dwindling Supply. Increasing Demand.

Dwindling Supply. Increasing Demand.

Solving the Water Crisis