image of a barrel formed by criss-crossing green strands, each representing the path taken by a string of amino acids.
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A biological 0-day? Threat-screening tools may miss AI-designed proteins.

On Thursday, a team of researchers led by Microsoft announced that they had discovered, and possibly patched, what they’re terming a biological zero-day—an unrecognized security hole in a system that protects us from biological threats. The system at risk screens purchases of DNA sequences to determine when someone’s ordering DNA that encodes a toxin or...

Amazon’s Fire TV Stick 4K is getting a new name soon
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Amazon’s Fire TV Stick 4K is getting a new name soon

Amazon’s list of 4K-capable streaming sticks got bigger — and more confusing — after its hardware event this week. The $39.99 4K Select will be released on October 15th, joining the 4K and the 4K Max. You’re not alone if you find it tough to tell which is best just by going off names, and...

Unity discloses a years-old security exploit and urges developers to update their games
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Unity discloses a years-old security exploit and urges developers to update their games

Unity is urging developers to take “immediate action” after it disclosed a major security vulnerability affecting games built using versions of its popular development tool dating back to 2017. While there is “no evidence of any exploitation of the vulnerability, nor has there been any impact on users or customers,” Unity already has fixes available...

OpenAI CEO Sam Altman speaks during the OpenAI DevDay event on November 06, 2023 in San Francisco, California.
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What to expect at OpenAI’s DevDay 2025, and how to watch it

OpenAI is gearing up to host its third annual developer conference, DevDay 2025, on Monday. The company says more than 1,500 people are scheduled to convene at Fort Mason in San Francisco for OpenAI’s “biggest event yet,” which features announcements, keynotes from OpenAI executives, and a fireside chat between CEO Sam Altman and longtime Apple...

An "AI" balloon floating close to a sharp, upturned push pin.
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Ars Live: Is the AI bubble about to pop? A live chat with Ed Zitron.

As generative AI has taken off since ChatGPT’s debut, inspiring hundreds of billions of dollars in investments and infrastructure developments, the top question on many people’s minds has been: Is generative AI a bubble, and if so, when will it pop? To help us potentially answer that question, I’ll be hosting a live conversation with...

China Is Leading the World in the Clean Energy Transition. Here's What That Looks Like
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China Is Leading the World in the Clean Energy Transition. Here’s What That Looks Like

Speaking by video at the UN Climate Summit in New York last week, China’s president Xi Jinping laid out his country’s climate ambitions. While the stated goals may not have been aggressive as some environmentalists would like, Xi at least reaffirmed China’s green commitment. “Despite some countries going against the trend, the international community should...

Trump rolled YouTube into paying for his ballroom
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Trump rolled YouTube into paying for his ballroom

About two months ago, John P. Coale, one of many lawyers representing Donald Trump in a personal capacity, met with several Alphabet executives, mediators, and lawyers at Mar-a-Lago — along with his client. They all spent a lovely day at the palatial Florida estate, and Trump treated them to lunch as they chatted about anything...