Hidden AI instructions reveal how Anthropic controls Claude 4
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On Sunday, independent AI researcher Simon Willison published a detailed analysis of Anthropic's…Trump signs executive orders meant to resurrect US nuclear power
May 27, 2025, 5:21 pm By John Timmer
Currently, there are no nuclear power plants scheduled for construction in the US. Everybody with…NPR sues Trump over blocked funding, says it may have to shutter newsrooms
May 27, 2025, 4:44 pm By Jon Brodkin
National Public Radio sued President Trump and his administration today over Trump's move to block…Cops arrest third suspect accused of brutally torturing man for bitcoin riches
May 27, 2025, 4:18 pm By Ashley Belanger
Police have arrested a third suspect linked to one of the most extreme bitcoin-related kidnapping…After the LA fires, scientists study the toxic hazards left behind
May 27, 2025, 4:12 pm By Nina Dietz, Inside Climate News
This article originally appeared on Inside Climate News, a nonprofit, non-partisan news organization…Musi says evidence shows Apple conspired with music industry on App Store ban
May 27, 2025, 2:36 pm By Ashley Belanger
For millions of music fans, the most controversial app ban of the past year was not the brief TikTok…The problem with The Last of Us season 2 is that it’s too faithful an adaptation
May 27, 2025, 2:20 pm By Andrew Cunningham and Kyle Orland
Season 2 of HBO's The Last of Us wrapped up on Sunday night, and Ars' Kyle Orland (who's played the…Europe tries to force age verification onto Pornhub and other adult sites
May 27, 2025, 1:48 pm By Jon Brodkin
European regulators have opened formal proceedings into Pornhub and three other adult platforms for…RFK Jr. revokes COVID shot recommendations for kids, during pregnancy
May 27, 2025, 1:08 pm By Beth Mole
Anti-vaccine advocate and health secretary Robert F. Kennedy Jr. has unilaterally revoked federal…Falcon 9 sonic booms can feel more like seismic waves
May 27, 2025, 12:36 pm By Jennifer Ouellette
The Vandenberg Space Force Base in Santa Barbara, California, serves military space launch missions…OnePlus is the latest smartphone maker to go all-in with AI
May 27, 2025, 11:47 am By Ryan Whitwam
OnePlus thrives on trends—if other smartphone makers are doing something, you can bet OnePlus is…After Mr. Deepfakes shut down forever, one creator could face a $450K fine
May 27, 2025, 11:34 am By Ashley Belanger
A man who made global headlines after he continued sharing deepfake porn in defiance of an…F1 in Monaco: No one has ever gone faster than that
May 27, 2025, 10:07 am By Jonathan M. Gitlin
The principality of Monaco is perhaps the least suitable place on the Formula 1 calendar to hold a…The key to a successful egg drop experiment? Drop it on its side
May 26, 2025, 11:05 am By Jennifer Ouellette
Egg drop competitions are a staple of high school and college physics classes. The goal is for…Where hyperscale hardware goes to retire: Ars visits a very big ITAD site
May 26, 2025, 7:30 am By Kevin Purdy
"The biggest risk is data escape." Eric Ingebretsen, chief commercial officer at SK TES, an IT asset…How farmers can help rescue water-loving birds
May 25, 2025, 7:05 am By Lela Nargi, Knowable Magazine
James Gentz has seen birds aplenty on his East Texas rice-and-crawfish farm: snow geese and…200 mph for 500 miles: How IndyCar drivers prepare for the big race
May 24, 2025, 11:30 am By Jonathan M. Gitlin
This coming weekend is a special one for most motorsport fans. There are Formula 1 races in Monaco…Penguin poop may help preserve Antarctic climate
May 24, 2025, 7:07 am By Bob Berwyn, Inside Climate News
This article originally appeared on Inside Climate News, a nonprofit, non-partisan news organization…Feds charge 16 Russians allegedly tied to botnets used in cyberattacks and spying
May 23, 2025, 3:56 pm By Andy Greenberg, WIRED.com
The hacker ecosystem in Russia, more than perhaps anywhere else in the world, has long blurred the…College Board keeps apologizing for screwing up digital SAT and AP tests
May 23, 2025, 3:54 pm By Nate Anderson
Don't worry about the "mission-driven not-for-profit" College Board—it's drowning in cash. The US…
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