Guest Thinkers — February 16, 2011

Happy New Year

A weekly newsletter featuring the biggest ideas from the smartest people

Have we found a galactic “twin” of the Milky Way?

Our galactic home in the cosmos — the Milky Way — is only one of trillions of galaxies within our Universe. Is one of them truly our “twin?”

The letters "AI" appear with a glitch effect in multicolored pixels against a black background.

The Present

AI skeptic Gary Marcus on AI’s moral and technical shortcomings

The cognitive scientist argues the current AI environment is failing us as consumers and a society. But it’s not too late to change course.

A digital illustration of a human brain with blue veins and a glowing light at the top, set against a black background.

The Future

How Neuralink’s chief competitor is tapping into the brain without surgery

“Neurotech is not just about the brain,” says Synchron CTO Riki Banerjee, explaining how their tech can help with paralysis, brain diseases, and beyond.

An abstract illustration features a bell curve with red dots and a percentage labeled 49%. The background includes a monochrome portion of a face with wide-open eyes peeking below the curve.

Thinking

Everyday Philosophy: Bad at probability? That might be a blessing.

How black and white is your thinking?

Starts With A Bang

Ask Ethan: Do gravitons need to exist?

Electromagnetism, both nuclear forces, and even the Higgs force are mediated by known bosons. What about gravity? Does it require gravitons?

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DABA: Blogs that deserve a bigger audience

Earlier this year I profiled some ‘new voices‘ in the edublogosphere that I thought deserved more attention. I am going to try and revive (and rebrand) that idea in 2008. […]