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Ars Technica

Science/Tech / Ars Technica

Perseverances radar revealed ancient subsurface river delta on Mars

There may be a river delta hidden under the obvious delta in a Martian crater.

20 Mar 2026 10:48 pm
Major SteamOS update adds support for Steam Machine, even more third-party hardware

Both AMD- and Intel-based hardware is getting better support in SteamOS 3.8.

20 Mar 2026 9:06 pm
Monte Verde site gets a new date, but the big picture doesn't change

Stop trying to make Clovis First happen; it's not going to happen.

20 Mar 2026 8:31 pm
RFK Jr. has destroyed over a quarter of health dept's expert panels

Under Kennedy, the health dept. has wiped out 75 advisory boards, corrupted others.

20 Mar 2026 4:04 am
OpenAI is acquiring open source Python tool-maker Astral

Codex maker says it will continue to support these open source projects after deal closes.

20 Mar 2026 12:14 am
At the last minute, Meta decides not to kill Horizon Worlds VR after all

VR will be on life support while mobile remains the focus, though.

19 Mar 2026 11:20 pm
Afroman keeps trolling cops after winning Lemon Pound Cake defamation case

Cops asked the jury for millions after Afroman used raid footage in music videos.

19 Mar 2026 11:15 pm
Google details new 24-hour process to sideload unverified Android apps

The advanced flow will be available before verification enforcement begins later this year.

19 Mar 2026 10:58 pm
After 25 years, Valve reworks Counter-Strike's reload system

Full-magazine reloads throw out muscle memory in favor of higher stakes decisions.

19 Mar 2026 9:29 pm
Study pinpoints when bow and arrow came to North America

Radiocarbon results suggest a single origin and rapid diffusion through cultural transition networks.

19 Mar 2026 9:15 pm
Cloudflare appeals Piracy Shield fine, hopes to kill Italy's site-blocking law

Firm says requiring site blocks within 30 minutes breaks core Internet architecture.

19 Mar 2026 1:06 am
A private space company has a radical new plan to bag an asteroid

Company has previously tested its technology on the International Space Station.

19 Mar 2026 12:30 am
After Discord fiasco, age-check tech promises privacy by running locally. Does it work?

On-device face scans and cross-platform age keys decrease privacy risks, but trust issues abound.

18 Mar 2026 5:00 pm
World ID wants you to put a cryptographically unique human identity behind your AI agents

Iris-scan backed tokens could help stop agent swarms from overwhelming online systems.

18 Mar 2026 2:58 am
Researchers disclose vulnerabilities in IP KVMs from four manufacturers

Internet-exposed devices that give BIOS-level access? What could possibly go wrong?

17 Mar 2026 10:37 pm
Nintendo Switch 2 update adds one possible fix for blurry OG Switch games

Switch games running at 720p can look worse on the Switch 2's 1080p display.

17 Mar 2026 8:41 pm
Firefighting drones head to Aspencan they suppress a blaze before humans arrive?

Seneca's drones carry foam, fly at night, and don't need an on-site pilot.

17 Mar 2026 6:40 pm
Upmarket looks, mass-market price: The 2027 Kia Telluride, driven

The three-row SUV starts at under $40,000, and now there's a 35 mpg hybrid version.

17 Mar 2026 6:30 pm