February 25, 2014

Our Flat Solar System

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Why is our solar system flat? We started off as a shapeless blob of gases after the Big Bang. How did our solar system flatten out? From Saturn’s rings to other galaxies, it turns out that “flatness” is common in our 3D universe. It has to do with collisions.

MinutePhysics breaks down the mathematics for our 3D-thinking brains:

The most surprising and impactful new stories delivered to your inbox every week, for free.

Infographic illustrating three steps to measure the Hubble Constant, showing Cepheid variable stars, supernovae, and galaxies at increasing distances with redshifted light—highlighting how these methods reveal that the hubble tension is real.

Starts With A Bang

Ask Ethan: Is the Hubble tension a real problem?

Is the Universe’s expansion rate 67 km/s/Mpc, 73 km/s/Mpc, or somewhere in between? The Hubble tension is real, and not so easy to resolve.

Book cover of "The Gift of Not Belonging" by Rami Kaminski, MD, featuring five birds on a branch and the subtitle “How outsiders and otroverts thrive in a world of joiners.”.

Big Think Books

“Otroverts” and why nonconformists often see what others can’t

In “The Gift of Not Belonging,” Rami Kaminski explains why group consensus may hinder the original thinkers who help advance society.

A collage featuring a subway train, a person in elaborate costume, stylized crows, and the text "The Nightcrawler" on a dark grid background explores the myth of leadership in an urban landscape.

Business

The myth of leadership

Welcome to The Nightcrawler — a weekly newsletter from Eric Markowitz covering tech, innovation, and long-term thinking.

A foam structure shaped like a human brain is surrounded by translucent bubbles on a black background.

The science behind the 10-minute brain reset walk

“We know that as little as 10 minutes of walking can improve your mood, that is getting that bubble bath with the dopamine, serotonin, endorphins going, anybody can do that.”

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18 min

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with

Wendy Suzuki

Starts With A Bang

ANITA did see weird particles, but not parallel Universes

The ANITA experiment found cosmic rays shooting out of Antarctica. One interpretation claims “parallel Universes,” but is that right?

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