Guest Thinkers — October 6, 2011

Steve Jobs, R.I.P.

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At Big Think, we believe a video is worth a thousand words, especially in this case, when we are so very stunned by a life that was cut off so short. So we defer to Apple’s former evangelist, Guy Kawasaki. Watch the video here:

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A composite image showing a galaxy with red circles marking stars on the left and multicolored expanding rings with Earth on the right, all set against a grid background, illustrating concepts like Hubble tension studied by Wendy Freedman.

Starts With A Bang

Is the Hubble tension real? Exclusive interview with Wendy Freedman

Different methods of measuring the Universe’s expansion rate yield high-precision, incompatible answers. But is the problem robustly real?

Circular astronomical image showing constellations and celestial objects labeled against a dark sky, reminiscent of a NASA PUNCH video sun corona visualization, with a timestamp of 2025-06-03 01:52 at the bottom left.

Starts With A Bang

Video: NASA’s PUNCH mission sees the Sun’s corona in action

Launched in March, the PUNCH mission has viewed two incredible coronal mass ejections, tracking them farther from the Sun than ever before.

A person is being recorded on video by a camera mounted on a tripod, with the display highlighting visual literacy as the subject appears in focus and the background is artfully blurred.

Business

6 ways for leaders to hone their “visual literacy”

Leaders may not realize it — they’re not just being watched, they’re being interpreted, filtered, and judged, frame by frame.

Timeline of the universe from the Big Bang, as described in cosmology, showing inflation, formation of atoms, stars, galaxies, and expansion to the present day over 13.8 billion years.

Starts With A Bang

How to understand the Universe’s most important equation

If you want to understand the Universe, cosmologically, you just can’t do it without the Friedmann equation. With it, the cosmos is yours.

A silhouette of a person stands facing a wireframe digital figure on a purple patterned background.

The Future

What happens the day after humanity creates AGI?

“We are racing towards a new era in which we outsource cognitive abilities that are central to our identity as thinking beings,” writes computer scientist Louis Rosenberg.

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