Withings’ $380 toilet-mounted urine analyzer is finally ready to buy

It’s been nearly three years since Withings first showed off U-Scan to a bemused world, and now it’s finally on sale. U-Scan is the company’s at-home urinalysis gizmo which sits in your toilet b [...]

Private Internet Access VPN review: Both more and less than a budget VPN

I came into this review thinking of Private Internet Access (PIA) as one of the better VPNs. It's in the Kape Technologies portfolio, along with the top-tier ExpressVPN and the generally reliable [...]

OpenAI staff debated alerting Canadian police about violent ChatGPT logs months before a deadly school shooting

Jesse Van Rootselaar left digital warning signs across multiple platforms before her shooting rampage in Tumbler Ridge, including in ChatGPT conversations. About a dozen OpenAI employees debated inter [...]

Surfshark VPN review: A fast VPN for casual users

Surfshark is one of the youngest major VPNs, but it's grown rapidly over the last seven years. Since 2018, it's expanded its network to 100 countries, added a suite of apps to its Surfshark [...]

NordVPN Review 2025: Innovative features, a few missteps

When we say that NordVPN is a good VPN that's not quite great, it's important to put that in perspective. Building a good VPN is hard, as evidenced by all the shovelware VPNs flooding the ma [...]

The evolution of rationality: How chimps process conflicting evidence

Chimps can take in new evidence, evaluate its strength, and change their minds. [...]

How we test VPNs

VPN users have an unbelievable amount of choice in the market, but lots of those choices are bad. Upwards of 180 virtual private networks are available for commercial users alone. For the casual user [...]

Vivoo's toilet computer keeps an eye on your hydration

Urinalysis company Vivoo has rocked up at CES 2026 with two new products designed to keep an eye on your health. The first is the Smart Toilet, which clips onto your bowl and uses optical sensors to m [...]

Train-to-Test scaling explained: How to optimize your end-to-end AI compute budget for inference

The standard guidelines for building large language models (LLMs) optimize only for training costs and ignore inference costs. This poses a challenge for real-world applications that use inference-tim [...]