We Induced Smells With Ultrasound
We pointed an ultrasound probe at the scent-processing region of the brain to obtain different sensations. Different focal spots corresponded to different smells, which we’ve replicated first-try on two people and validated with a blind trial. The sensations we obtained are: The sensation of fresh air, with a lot of oxygen The smell of garbage, […]
Building the largest known Kubernetes cluster, with 130k nodes
At Google Cloud, we’re constantly pushing the scalability of Google Kubernetes Engine (GKE) so that it can keep up with increasingly demanding workloads — especially AI. GKE already supports massive 65,000-node clusters, and at KubeCon, we shared that we successfully ran a 130,000-node cluster in experimental mode — twice the number of nodes compared to […]
Helping Valve to power up Steam devices
Last week, Valve stunned the computer gaming world by unveiling three new gaming devices at once: the Steam Frame, a wireless VR headset; the Steam Machine, a gaming console in the vein of a PlayStation or Xbox; and the Steam Controller, a handheld game controller. Successors to the highly successful Valve Index and Steam Deck, […]
Solving Fizz Buzz with Cosines
By Susam Pal on 20 Nov 2025 Fizz Buzz is a counting game that has become oddly popular in the world of computer programming as a simple test of basic programming skills. The rules of the game are straightforward. Players say the numbers aloud in order beginning with one. Whenever a number is divisible by […]
Bronze Age mega-settlement in Kazakhstan has advanced urban planning, metallurgy
Archaeologists in northeastern Kazakhstan have discovered a remarkable artifacts point to an industrial zone within the settlement for copper and tin processing. Although small-scale workshops have been reported elsewhere in Central Asia, nothing on this scale or level of organization has previously been recorded in this part of Kazakhstan. The position of the settlement not […]
Pivot Robotics (YC W24) Is Hiring for an Industrial Automation Hardware Engineer
Pivot Robots (YC W24) is building the AI brain for robot arms for high-mix manufacturing. Pivot Robots combines off-the-shelf robots and vision sensors with recent breakthroughs in foundation vision models to give industrial robot arms the power to adapt. Our first product directly addresses the dangerous and unpopular task of grinding metal parts. Currently, our […]
You can make PS2 games in JavaScript
I recently discovered that you could make PS2 games in JavaScript. I’m not even kidding, it’s actually possible. I was working on a project and had my phone near my desk when I received a notification. Upon further inspection, it came from itch.io which was a platform where I usually published most of my web […]
Show HN: Wealthfolio 2.0- Open source investment tracker. Now Mobile and Docker
See how your investments stack up, all in one place. Compare your accounts side by side, check if you are beating the S&P 500, and track your favorite ETFs without the hassle. No fancy jargon – just clear, useful charts that help you understand how your money is really doing.
How did the Windows 95 user interface code get brought to the Windows NT?
A long time ago, somebody asked, “How did the new Windows 95 user interface get brought to the Windows NT code base? The development of Windows 95 lined up with the endgame of Windows NT 3.1, so how did the finished Windows 95 code get brought to the Windows NT code base for Windows NT […]
Arduino published updated terms and conditions: no longer an open commons
Six weeks ago, Qualcomm acquired Arduino. The maker community immediately worried that Qualcomm would kill the open-source ethos that made Arduino the lingua franca of hobby electronics. This week, Arduino published updated terms and conditions and a new privacy policy, clearly rewritten by Qualcomm’s lawyers. The changes confirm the community’s worst fears: Arduino is no […]