AI Research
Top Youth Innovators Recognized in National 4-H Artificial Intelligence Challenge

The next National 4-H Artificial Intelligence Challenge will open in September
The National 4-H Artificial Intelligence Challenge has announced its 2025 national winners, recognizing extraordinary youth innovators using artificial intelligence to tackle real-world challenges. (ISU Extension)
AMES, Iowa – The National 4-H Artificial Intelligence Challenge has announced its 2025 national winners, recognizing extraordinary youth innovators using artificial intelligence to tackle real-world challenges.
This first-of-its-kind competition began as a state-level challenge, with winners advancing to the National 4-H AI Challenge to showcase their solutions on a larger stage. The challenge was created by Alexa Groff, Iowa 4-H STEM education specialist with Iowa State University Extension and Outreach, and Mark Light, state STEM specialist for North Carolina A&T, to help youth explore the opportunities and ethics of artificial intelligence while solving meaningful problems.
Among the talented students representing Iowa nationally were Winston Fan of Iowa City and Johnson County 4-H member, Henry Zou of Johnston and Zepplin McCulley of Marshalltown.
In the 16–18 age category, the top three projects showcased advanced and meaningful applications of AI:
- First place – Winston Fan from Iowa with “PsychSPT: AI-Driven Mental Health Assessment System via LLMs,” an innovative approach using large language models to assess mental health
- Second place – Henry Zou from Iowa with “AI-powered Detection System for Corn Gray Leaf Spot Disease,” advancing precision agriculture and crop disease detection
- Third place – Sraja Rastogi and Sai Bethi from North Carolina with “Smart Sprouts: An Innovative Solution Using AI & Arduinos,” a creative system to optimize agricultural practices
In the 13–15 age category, young leaders demonstrated how AI can benefit communities and the environment:
- First place – Morgan Bergstrom from Maine with “Fish-Friendly Culvert AI Chatbot,” helping communities design safer waterways for fish passage
- Second place – Summer Wayne from Florida with “Siri, Save My Park! AI’s Job In Protecting Green Spaces,” empowering citizens to advocate for urban green space conservation
- Third place – Alex Pellin from Ohio with “Gun Violence in Warren, Ohio,” applying AI to analyze local patterns of gun violence to support prevention efforts
“These remarkable projects show how youth can harness AI to make a meaningful impact on their communities,” said Groff. “Seeing these young people take emerging technology and turn it into solutions that matter to them and their communities has been inspiring. The National AI Challenge demonstrates what’s possible when we empower youth with the skills, confidence and tools to explore their world.”
This opportunity is open to any youth ages 13–18. The next National 4-H Artificial Intelligence Challenge will open in September.
To view all the submitted projects and learn more about these inspiring young innovators, visit the 2025 AI Challenge by 4-H project board.
–ISU Extension
AI Research
Should You Forget Nvidia and Buy These 2 Artificial Intelligence (AI) Stocks Instead?

Both AMD and Broadcom have an opportunity to outperform in the coming years.
Nvidia is the king of artificial intelligence (AI) infrastructure, and for good reason. Its graphics processing units (GPUs) have become the main chips for training large language models (LLMs), and its CUDA software platform and NVLink interconnect system, which helps its GPUs act like a single chip, have helped create a wide moat.
Nvidia has grown to become the largest company in the world, with a market cap of over $4 trillion. In Q2, it held a whopping 94% market share for GPUs and saw its data center revenue soar 56% to $41.1 billion. That’s impressive, but those large numbers may be why there could be some better opportunities in the space.
Two stocks to take a closer look at are Advanced Micro Devices (AMD 1.91%) and Broadcom (AVGO 0.19%). Both are smaller players in AI chips, and as the market shifts from training toward inference, they’re both well positioned. The reality is that while large cloud computing and other hyperscalers (companies with large data centers) love Nvidia’s GPUs they would prefer more alternatives to help reduce costs and diversify their supply chains.
1. AMD
AMD is a distant second to Nvidia in the GPU market, but the shift to inference should help it. Training is Nvidia’s stronghold, and where its CUDA moat is strongest. However, inference is where demand is accelerating, and AMD has already started to win customers.
AMD management has said one of the largest AI model operators in the world is using its GPUs for a sizable portion of daily inference workloads and that seven of the 10 largest AI model companies use its GPUs. That’s important because inference isn’t a one-time event like training. Every time someone asks a model a question or gets a recommendation, GPUs are providing the power for these models to get the answer. That’s why cost efficiency matters more than raw peak performance.
That’s exactly where AMD has a shot to take some market share. Inference doesn’t need the same libraries and tools as training, and AMD’s ROCm software platform is more than capable of handling inference workloads. And once performance is comparable, price becomes more of a deciding factor.
AMD doesn’t need to take a big bite out of Nvidia’s share to move the needle. Nvidia just posted $41.1 billion in data center revenue last quarter, while AMD came in at $3.2 billion. Even small wins can have an outsize impact when you start from a base that is a fraction of the size of the market leader.
On top of that, AMD helped launch the UALink Consortium, which includes Broadcom and Intel, to create an open interconnect standard that competes with Nvidia’s proprietary NVLink. If successful, that would break down one of Nvidia’s big advantages and allow customers to build data center clusters with chips from multiple vendors. That’s a long-term effort, but it could help improve the playing field.
With inference expected to become larger than training over time, AMD doesn’t need to beat Nvidia to deliver strong returns; it just needs a little bigger share.
Image source: Getty Images.
2. Broadcom
Broadcom is attacking the AI opportunity from another angle, but the upside may be even more compelling. Instead of designing off-the-shelf GPUs, Broadcom is helping customers make their own customer AI chips.
Broadcom is a leader in helping design application-specific integrated circuits, or ASICs, and it has taken that expertise and applied it to making custom AI chips. Its first customer was Alphabet, which it helped design its highly successful Tensor Processing Units (TPUs) that now help power Google Cloud. This success led to other design wins, including with Meta Platforms and TikTok owner ByteDance. Combined, Broadcom has said these three customers represent a $60 billion to $90 billion serviceable addressable market by its fiscal 2027 (ending October 2027).
However, the news got even better when the company revealed that a fourth customer, widely believed to be OpenAI, placed a $10 billion order for next year. Designing ASICs is typically not a quick process. Alphabet’s TPUs took about 18 months from start to finish, which at the time was considered quick. But this newest deal shows it can keep this fast pace. This also bodes well with future deals, as late last year it was revealed that Apple will be a fifth customer.
Custom chips have clear advantages for inference. They’re designed for specific workloads, so they deliver better power efficiency and lower costs than off-the-shelf GPUs. As inference demand grows larger than training, Broadcom’s role as the go-to design partner becomes more valuable.
Now, custom chips have large upfront costs to design and aren’t for everyone, but this is a huge potential opportunity for Broadcom moving forward.
The bottom line
Nvidia is still the dominant player in AI infrastructure, and I don’t see that changing anytime soon. However, both AMD and Broadcom have huge opportunities in front of them and are starting at much smaller bases. That could help them outperform in the coming years.
Geoffrey Seiler has positions in Alphabet. The Motley Fool has positions in and recommends Advanced Micro Devices, Alphabet, Apple, Meta Platforms, and Nvidia. The Motley Fool recommends Broadcom. The Motley Fool has a disclosure policy.
AI Research
Google’s top AI scientist says ‘learning how to learn’ will be next generation’s most needed skill

ATHENS – A top Google scientist and 2024 Nobel laureate said Friday that the most important skill for the next generation will be “learning how to learn” to keep pace with change as Artificial Intelligence transforms education and the workplace.
Speaking at an ancient Roman theater at the foot of the Acropolis in Athens, Demis Hassabis, CEO of Google’s DeepMind, said rapid technological change demands a new approach to learning and skill development.
“It’s very hard to predict the future, like 10 years from now, in normal cases. It’s even harder today, given how fast AI is changing, even week by week,” Hassabis told the audience. “The only thing you can say for certain is that huge change is coming.”
The neuroscientist and former chess prodigy said artificial general intelligence — a futuristic vision of machines that are as broadly smart as humans or at least can do many things as well as people can — could arrive within a decade. This, he said, will bring dramatic advances and a possible future of “radical abundance” despite acknowledged risks.
Hassabis emphasized the need for “meta-skills,” such as understanding how to learn and optimizing one’s approach to new subjects, alongside traditional disciplines like math, science and humanities.
“One thing we’ll know for sure is you’re going to have to continually learn … throughout your career,” he said.
The DeepMind co-founder, who established the London-based research lab in 2010 before Google acquired it four years later, shared the 2024 Nobel Prize in chemistry for developing AI systems that accurately predict protein folding — a breakthrough for medicine and drug discovery.
Greek Prime Minister Kyriakos Mitsotakis joined Hassabis at the Athens event after discussing ways to expand AI use in government services. Mitsotakis warned that the continued growth of huge tech companies could create great global financial inequality.
“Unless people actually see benefits, personal benefits, to this (AI) revolution, they will tend to become very skeptical,” he said. “And if they see … obscene wealth being created within very few companies, this is a recipe for significant social unrest.”
Mitsotakis thanked Hassabis, whose father is Greek Cypriot, for rescheduling the presentation to avoid conflicting with the European basketball championship semifinal between Greece and Turkey. Greece later lost the game 94-68.
____
Kelvin Chan in London contributed to this story.
Copyright 2025 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed without permission.
AI Research
Ray Dalio calls for ‘redistribution policy’ when AI and humanoid robots start to benefit the top 1% to 10% more than everyone else

Legendary investor Ray Dalio, founder of Bridgewater Associates, has issued a stark warning regarding the future impact of artificial intelligence (AI) and humanoid robots, predicting a dramatic increase in wealth inequality that will necessitate a new “redistribution policy”. Dalio articulated his concerns, suggesting that these advanced technologies are poised to benefit the top 1% to 10% of the population significantly more than everyone else, potentially leading to profound societal challenges.
Speaking on “The Diary Of A CEO” podcast, Dalio described a future where humanoid robots, smarter than humans, and advanced AI systems, powered by trillions of dollars in investment, could render many current professions obsolete. He questioned the need for lawyers, accountants, and medical professionals if highly intelligent robots with PhD-level knowledge become commonplace, stating, “we will not need a lot of those jobs.” This technological leap, while promising “great advances,” also carries the potential for “great conflicts.”
He predicted “a limited number of winners and a bunch of losers,” with the likely result being much greater polarity. With the top 1% to 10% “benefiting a lot,” he foresees that being a dividing force. He described the current business climate on AI and robotics as a “crazy boom,” but the question that’s really on his mind is: why would you need even a highly skilled professional if there’s a “humanoid robot that is smarter than all of us and has a PhD and everything.” Perhaps surprisingly, the founder of the biggest hedge fund in history suggested that redistribution will be sorely needed.
Five big forces
“There certainly needs to be a redistribution policy,” Dalio told host Steven Bartlett, without directly mentioning universal basic income. He clarified that this will have to more than “just a redistribution of money policy because uselessness and money may not be a great combination.” In other words, if you redistribute money but don’t think about how to put people to work, that could have negative effects in a world of autonomous agents. The ultimate takeaway, Dalio said, is “that has to be figured out, and the question is whether we’re too fragmented to figure that out.”
Dalio’s remarks echo those of computer science professor Roman Yampolskiy, who sees AI creating up to 80 hours of free time per week for most people. But AI is also showing clear signs of shrinking the jobs market for recent grads, with one study seeing a 13% drop in AI-exposed jobs since 2022. Major revisions from the Bureau of Labor Statistics show that AI has begun “automating away tech jobs,” an economist said in a statement to Fortune in early September.
Dalio said he views this technological acceleration as the fifth of five “big forces” that create an approximate 80-year cycle throughout history. He explained that human inventiveness, particularly with new technologies, has consistently raised living standards over time. However, when people don’t believe the system works for them, he said, internal conflicts and “wars between the left and the right” can erupt. Both the U.S. and UK are currently experiencing these kinds of wealth and values gaps, he said, leading to internal conflict and a questioning of democratic systems.
Drawing on his extensive study of history, which spans 500 years and covers the rise and fall of empires, Dalio sees a historical precedent for such transformative shifts. He likened the current era to previous evolutions, from the agricultural age, where people were treated “essentially like oxen,” to the industrial revolutions where machines replaced physical labor. He said he’s concerned about a similar thing with mental labor, as “our best thinking may be totally replaced.” Dalio highlighted that throughout history, “intelligence matters more than anything” as it attracts investment and drives power.
Pessimistic outlook
Despite the “crazy boom” in AI and robotics, Dalio’s outlook on the future of major powers like the UK and U.S. was not optimistic, citing high debt, internal conflict, and geopolitical factors, in addition to a lack of innovative culture and capital markets in some regions. While personally “excited” by the potential of these technologies, Dalio’s ultimate concern rests on “human nature”. He questions whether people can “rise above this” to prioritize the “collective good” and foster “win-win relationships,” or if greed and power hunger will prevail, exacerbating existing geopolitical tensions.
Not all market watchers see a crazy boom as such a good thing. Even OpenAI CEO Sam Alman himself has said it resembles a “bubble” in some respects. Goldman Sachs has calculated that a bubble popping could wipe out up to 20% of the S&P 500’s valuation. And some long-time critics of the current AI landscape, such as Gary Marcus, disagree with Dalio entirely, arguing that the bubble is due to pop because the AI technology currently on the market is too error-prone to be relied upon, and therefore can’t be scaled away. Stanford computer science professor Jure Leskovec told Fortune that AI is a powerful but imperfect tool and it’s boosting “human expertise” in his classroom, including the hand-written and hand-graded exams that he’s using to really test his students’ knowledge.
For this story, Fortune used generative AI to help with an initial draft. An editor verified the accuracy of the information before publishing.
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