Ask Ethan: Why don’t we build a telescope without mirrors or lenses? (Synopsis)

“Look and think before opening the shutter. The heart and mind are the true lens of the camera.” -Yousuf Karsh Every time you shine light through a lens or reflect it off of a mirror, no matter how good it is, a portion of your light gets lost. Today’s largest, most powerful telescopes don’t even … Read moreAsk Ethan: Why don’t we build a telescope without mirrors or lenses? (Synopsis)

5 Surprising Facts About The First Galaxies In The Universe (Synopsis)

“Suddenly whole new programs open up, things you can do that you could never do before. It’d be great scientifically, it’d be great for the nation, for educators, for students, and it’d be just great for the public at large.” -Garth Illingworth Looking farther and farther into the distant Universe is the equivalent of looking … Read more5 Surprising Facts About The First Galaxies In The Universe (Synopsis)

Is the inflationary Universe a scientific theory? Not anymore (Synopsis)

“I know of no other scientist, no other theoretical physicist alive who has a clearer focus on whether our theories and ideas are relevant to the real world. And that’s always what he’s after.” -Neil Turok, on Paul Steinhardt The inflationary Universe is one of the most revolutionary new ways of looking at the cosmos … Read moreIs the inflationary Universe a scientific theory? Not anymore (Synopsis)

LIGO-VIRGO Detects The First Three-Detector Gravitational Wave (Synopsis)

“Einstein’s gravitational theory, which is said to be the greatest single achievement of theoretical physics, resulted in beautiful relations connecting gravitational phenomena with the geometry of space; this was an exciting idea.” -Richard Feynman For over a century after the publication of General Relativity, it was uncertain whether gravitational waves were real or not. It … Read moreLIGO-VIRGO Detects The First Three-Detector Gravitational Wave (Synopsis)

The Four Ways The Earth Will Actually End (Synopsis)

“The surface of the Earth is the shore of the cosmic ocean. On this shore we’ve learned most of what we know. Recently, we’ve waded a little way out, maybe ankle-deep, and the water seems inviting. Some part of our being knows this is where we came from. We long to return.” -Carl Sagan Here … Read moreThe Four Ways The Earth Will Actually End (Synopsis)

It from Bit: Is the Universe a Cellular Automaton? (Synopsis)

“It’s always seemed like a big mystery how nature, seemingly so effortlessly, manages to produce so much that seems to us so complex. Well, I think we found its secret. It’s just sampling what’s out there in the computational universe.” -Stephen Wolfram In the mid-20th century, computers allowed us to explore a brand new idea: … Read moreIt from Bit: Is the Universe a Cellular Automaton? (Synopsis)

Star Trek: Discovery Analysis And Recap: Season 1, Episodes 1-2 (Synopsis)

“If man is to survive, he will have learned to take a delight in the essential differences between men and between cultures.” -Gene Roddenberry The first two episodes of Star Trek: Discovery are now behind us, and while I expected it to be darker and more of a continuous story than a series of self-contained … Read moreStar Trek: Discovery Analysis And Recap: Season 1, Episodes 1-2 (Synopsis)

Ask Ethan: How Can Worlds That Never Get Above Freezing Have Liquid Water? (Synopsis)

“Day after day, day after day, We stuck, nor breath nor motion; As idle as a painted ship Upon a painted ocean. Water, water, every where, And all the boards did shrink; Water, water, every where, Nor any drop to drink.” -Samuel Taylor Coleridge Here on Earth, water can easily exist in all three phases … Read moreAsk Ethan: How Can Worlds That Never Get Above Freezing Have Liquid Water? (Synopsis)

5 questions you were too embarrassed to ask about the expanding Universe (Synopsis)

“The more clearly we can focus our attention on the wonders and realities of the universe about us, the less taste we shall have for destruction.” -Rachel Carson The idea that the spatial fabric of the Universe itself is expanding, and that’s what’s behind the observed relationship between redshift and distance has long been controversial, … Read more5 questions you were too embarrassed to ask about the expanding Universe (Synopsis)