How AI Can Help Counteract Climate Change: It's Time to Consider Cooling the Earth By Atmospheric Aerosol Injection
Tech & Society

How AI Can Help Counteract Climate Change: It's Time to Consider Cooling the Earth By Atmospheric Aerosol Injection

A new report from UN Climate Change says that the world might be on track for 2.5 °C of warming by the end of the century, a potentially catastrophic level of warming that’s far above the 1.5 °C target of the 2015 Paris Agreement.
Social media logos as a puzzle
Tech & Society

How To Build Truly Free Social Networks

It's official: Elon Musk will buy Twitter, pending approval of the transaction by the company's stockholders and the U.S. government.
Doves flying over barbed wire
Tech & Society

Does AI Have a Role in Warfare?

Russian troops have invaded Ukraine, and the terrifying prospect of a war in Europe weighs on my mind. My heart goes out to all the civilians affected, and I hope we won’t see the loss of life, liberty, or property that many...
Andrew Ng sitting in the Blue Origin passenger capsule
Tech & Society

The New Space Race

I’ve been following with excitement the recent progress in space launches. Earlier this week, Richard Branson and his Virgin Galactic team flew a rocket plane 53 miles up, earning him astronaut wings.
Chart with percent trust in tech sector vs. business
Tech & Society

Can Tech Regain the Public’s Trust?

Each year, the public relations agency Edelman produces a report on the online public’s trust in social institutions like government, media, and business. The latest Edelman Trust Barometer contains a worrisome finding...
The price of shares in video game retailer GameStop (NYSE: GME)
Tech & Society

Trading on AI: The GameStop Phenomenon

The price of shares in video game retailer GameStop (NYSE: GME) gyrated wildly last week. Many people viewed the stock’s rapid ascent as a David-versus-Goliath story...
US Capitol during winter
Tech & Society

How AI Can Strengthen Democracy

Last Wednesday, the U.S. Capitol building was overrun by insurrectionists at the moment when members of Congress were certifying the results of a national election.
Casino game
Tech & Society

AI Concentrates Power and Wealth

In my letter last week, I alluded to the way AI tends to concentrate power and wealth. This tendency worries me, and I believe it deserves more attention. The U.S. government has been looking into these winner-take-most dynamics at a few leading technology companies...
Fireworks
Tech & Society

Happy New Year! Three Aspirations for AI in 2021

Happy New Year! As we enter 2021, I want to share with you three wishes I have for AI in the upcoming year. I hope we can: Narrow the gap between proofs-of-concept and production.
Brass weight scales with cupped trays
Tech & Society

Values for the AI Community, Part 3: Ethical AI

Like many people in the AI community, I am saddened by the sudden departure from Google of ethical AI researcher Timnit Gebru. Timnit is a tireless champion of diversity and fairness in AI.
Hawaiian Pizza
Tech & Society

Coding AI is the New Literacy

Today we take it for granted that many people know how to read and write. Someday, I hope, it will be just as common that people know how to write code. Several hundred years ago, society didn’t view language literacy as a necessary skill.
Top view of putting hands on each other
Tech & Society

Values for the AI Community, Part 2: Readers Respond

Last week, I asked what values the AI community stands for. Thank you to everyone who replied! The email responses in aggregate ran to 55 pages of text, and I enjoyed reading all of them.
Andrew Ng's tweet from Aug 2, 2020
Tech & Society

Values for the AI Community

Earlier this week, I asked a question on social media: What is the most important problem that the AI community should work on? Thousands of you responded. The most frequently mentioned themes included...
Andrew Ng speaking at the National Intergovernmental Audit Forum about auditing AI systems
Tech & Society

Making AI Fair, Accountable, and Reliable

I spoke last week at the National Intergovernmental Audit Forum, a meeting attended by U.S. federal, state, and local government auditors. (Apparently some of the organizers had taken AI for Everyone.)
People holding a "No student ban, no deportations" sign
Tech & Society

A Victory for International Education

Last week, I wrote about the U.S. Immigration and Customs Enforcement (ICE) policy that would have forced international students to leave the country if their university went fully online to manage the risk of Covid-19.

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