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Science/Tech / Ars Technica

Why synthetic emerald-green pigments degrade over time

Light is the greatest threat to 19th-century masterpieces like James Ensor's The Intrigue , study finds.

25 Nov 2025 1:45 am
Its official: Boeings next flight of Starliner will be allowed to carry cargo only

As the space station nears its end, NASA also cuts some future Starliner flights.

25 Nov 2025 12:25 am
F1 in Las Vegas: This sport is a 200 mph soap opera

Yet another twist in the championship with two more weekends to go.

24 Nov 2025 8:24 pm
UK government will buy tech to boost AI sector in $130M growth push

Plan will offer guaranteed payments for British startups making AI hardware

24 Nov 2025 7:47 pm
Go generate a bridge and jump off it: How video pros are navigating AI

I talked with nine creators about economic pressures and fan backlash.

24 Nov 2025 5:30 pm
This hacker conference installed a literal antivirus monitoring system

Organizers had a way for attendees to track CO 2 levels throughout the venueeven before they arrived.

22 Nov 2025 5:30 pm
Why you dont want to get tuberculosis on your penis

While tuberculosis can attack anywhere, it's extremely rare on the penis.

22 Nov 2025 4:45 am
Science-centric streaming service Curiosity Stream is an AI-licensing firm now

Curiosity Stream's owner has more content for AI companies than it does for subscribers.

22 Nov 2025 4:30 am
Return to the year 2000 with classic multiplayer DOS games in your browser

There are fan-made browser versions of Red Alert , Unreal Tournament , and more.

22 Nov 2025 3:55 am
How to know if your Asus router is one of thousands hacked by China-state hackers

So far, the hackers are laying low, likely for later use.

22 Nov 2025 3:35 am
Google tells employees it must double capacity every 6 months to meet AI demand

Google's AI infrastructure chief tells staff it needs thousandfold capacity increase in 5 years.

22 Nov 2025 3:17 am
Tech company CTO and others indicted for exporting Nvidia chips to China

Four arrested and charged with illegal exports, smuggling, and money laundering.

22 Nov 2025 1:59 am
Data-driven sport: How Red Bull and AT&T move terabytes of F1 info

Since the last time we spoke to Red Bull, its cars have 3 times as many sensors on them.

22 Nov 2025 1:49 am
Chris Hemsworth and dad fight Alzheimers with a trip down memory lane

Ars chats with director Tom Barbor-Might about new National Geographic documentary A Road Trip to Remember.

21 Nov 2025 11:28 pm
Rocket Report: SpaceXs next-gen booster fails; Pegasus will fly again

With the government shutdown over, the FAA has lifted its daytime launch curfew.

21 Nov 2025 7:01 pm
Newest Starship booster is significantly damaged during testing early Friday

SpaceX had big plans for the upgraded Starship vehicle that failed on Friday morning.

21 Nov 2025 5:42 pm